Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2012-2015 The Linux Foundation. All rights reserved. |
| 3 | * |
| 4 | * Previously licensed under the ISC license by Qualcomm Atheros, Inc. |
| 5 | * |
| 6 | * |
| 7 | * Permission to use, copy, modify, and/or distribute this software for |
| 8 | * any purpose with or without fee is hereby granted, provided that the |
| 9 | * above copyright notice and this permission notice appear in all |
| 10 | * copies. |
| 11 | * |
| 12 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL |
| 13 | * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED |
| 14 | * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE |
| 15 | * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL |
| 16 | * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR |
| 17 | * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER |
| 18 | * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR |
| 19 | * PERFORMANCE OF THIS SOFTWARE. |
| 20 | */ |
| 21 | |
| 22 | /** |
| 23 | * DOC : wlan_hdd_stats.c |
| 24 | * |
| 25 | * WLAN Host Device Driver statistics related implementation |
| 26 | * |
| 27 | */ |
| 28 | |
| 29 | #include "wlan_hdd_stats.h" |
| 30 | #include "sme_api.h" |
| 31 | #include "cds_sched.h" |
| 32 | #include "wlan_hdd_trace.h" |
| 33 | |
| 34 | #ifdef WLAN_FEATURE_LINK_LAYER_STATS |
| 35 | |
| 36 | /** |
| 37 | * struct hdd_ll_stats_context - hdd link layer stats context |
| 38 | * |
| 39 | * @request_id: userspace-assigned link layer stats request id |
| 40 | * @request_bitmap: userspace-assigned link layer stats request bitmap |
| 41 | * @response_event: LL stats request wait event |
| 42 | */ |
| 43 | struct hdd_ll_stats_context { |
| 44 | uint32_t request_id; |
| 45 | uint32_t request_bitmap; |
| 46 | struct completion response_event; |
| 47 | spinlock_t context_lock; |
| 48 | }; |
| 49 | |
| 50 | static struct hdd_ll_stats_context ll_stats_context; |
| 51 | |
| 52 | #endif /* End of WLAN_FEATURE_LINK_LAYER_STATS */ |
| 53 | |
| 54 | /* 11B, 11G Rate table include Basic rate and Extended rate |
| 55 | * The IDX field is the rate index |
| 56 | * The HI field is the rate when RSSI is strong or being ignored |
| 57 | * (in this case we report actual rate) |
| 58 | * The MID field is the rate when RSSI is moderate |
| 59 | * (in this case we cap 11b rates at 5.5 and 11g rates at 24) |
| 60 | * The LO field is the rate when RSSI is low |
| 61 | * (in this case we don't report rates, actual current rate used) |
| 62 | */ |
| 63 | static const struct { |
| 64 | uint8_t beacon_rate_index; |
| 65 | uint16_t supported_rate[4]; |
| 66 | } supported_data_rate[] = { |
| 67 | /* IDX HI HM LM LO (RSSI-based index */ |
| 68 | { |
| 69 | 2, { |
| 70 | 10, 10, 10, 0 |
| 71 | } |
| 72 | }, { |
| 73 | 4, { |
| 74 | 20, 20, 10, 0 |
| 75 | } |
| 76 | }, { |
| 77 | 11, { |
| 78 | 55, 20, 10, 0 |
| 79 | } |
| 80 | }, { |
| 81 | 12, { |
| 82 | 60, 55, 20, 0 |
| 83 | } |
| 84 | }, { |
| 85 | 18, { |
| 86 | 90, 55, 20, 0 |
| 87 | } |
| 88 | }, { |
| 89 | 22, { |
| 90 | 110, 55, 20, 0 |
| 91 | } |
| 92 | }, { |
| 93 | 24, { |
| 94 | 120, 90, 60, 0 |
| 95 | } |
| 96 | }, { |
| 97 | 36, { |
| 98 | 180, 120, 60, 0 |
| 99 | } |
| 100 | }, { |
| 101 | 44, { |
| 102 | 220, 180, 60, 0 |
| 103 | } |
| 104 | }, { |
| 105 | 48, { |
| 106 | 240, 180, 90, 0 |
| 107 | } |
| 108 | }, { |
| 109 | 66, { |
| 110 | 330, 180, 90, 0 |
| 111 | } |
| 112 | }, { |
| 113 | 72, { |
| 114 | 360, 240, 90, 0 |
| 115 | } |
| 116 | }, { |
| 117 | 96, { |
| 118 | 480, 240, 120, 0 |
| 119 | } |
| 120 | }, { |
| 121 | 108, { |
| 122 | 540, 240, 120, 0 |
| 123 | } |
| 124 | } |
| 125 | }; |
| 126 | /* MCS Based rate table HT MCS parameters with Nss = 1 */ |
| 127 | static struct index_data_rate_type supported_mcs_rate_nss1[] = { |
| 128 | /* MCS L20 L40 S20 S40 */ |
| 129 | {0, {65, 135, 72, 150} }, |
| 130 | {1, {130, 270, 144, 300} }, |
| 131 | {2, {195, 405, 217, 450} }, |
| 132 | {3, {260, 540, 289, 600} }, |
| 133 | {4, {390, 810, 433, 900} }, |
| 134 | {5, {520, 1080, 578, 1200} }, |
| 135 | {6, {585, 1215, 650, 1350} }, |
| 136 | {7, {650, 1350, 722, 1500} } |
| 137 | }; |
| 138 | |
| 139 | /* HT MCS parameters with Nss = 2 */ |
| 140 | static struct index_data_rate_type supported_mcs_rate_nss2[] = { |
| 141 | /* MCS L20 L40 S20 S40 */ |
| 142 | {0, {130, 270, 144, 300} }, |
| 143 | {1, {260, 540, 289, 600} }, |
| 144 | {2, {390, 810, 433, 900} }, |
| 145 | {3, {520, 1080, 578, 1200} }, |
| 146 | {4, {780, 1620, 867, 1800} }, |
| 147 | {5, {1040, 2160, 1156, 2400} }, |
| 148 | {6, {1170, 2430, 1300, 2700} }, |
| 149 | {7, {1300, 2700, 1444, 3000} } |
| 150 | }; |
| 151 | |
| 152 | #ifdef WLAN_FEATURE_11AC |
| 153 | /* MCS Based VHT rate table MCS parameters with Nss = 1*/ |
| 154 | static struct index_vht_data_rate_type supported_vht_mcs_rate_nss1[] = { |
| 155 | /* MCS L80 S80 L40 S40 L20 S40*/ |
| 156 | {0, {293, 325}, {135, 150}, {65, 72} }, |
| 157 | {1, {585, 650}, {270, 300}, {130, 144} }, |
| 158 | {2, {878, 975}, {405, 450}, {195, 217} }, |
| 159 | {3, {1170, 1300}, {540, 600}, {260, 289} }, |
| 160 | {4, {1755, 1950}, {810, 900}, {390, 433} }, |
| 161 | {5, {2340, 2600}, {1080, 1200}, {520, 578} }, |
| 162 | {6, {2633, 2925}, {1215, 1350}, {585, 650} }, |
| 163 | {7, {2925, 3250}, {1350, 1500}, {650, 722} }, |
| 164 | {8, {3510, 3900}, {1620, 1800}, {780, 867} }, |
| 165 | {9, {3900, 4333}, {1800, 2000}, {780, 867} } |
| 166 | }; |
| 167 | |
| 168 | /*MCS parameters with Nss = 2*/ |
| 169 | static struct index_vht_data_rate_type supported_vht_mcs_rate_nss2[] = { |
| 170 | /* MCS L80 S80 L40 S40 L20 S40*/ |
| 171 | {0, {585, 650}, {270, 300}, {130, 144} }, |
| 172 | {1, {1170, 1300}, {540, 600}, {260, 289} }, |
| 173 | {2, {1755, 1950}, {810, 900}, {390, 433} }, |
| 174 | {3, {2340, 2600}, {1080, 1200}, {520, 578} }, |
| 175 | {4, {3510, 3900}, {1620, 1800}, {780, 867} }, |
| 176 | {5, {4680, 5200}, {2160, 2400}, {1040, 1156} }, |
| 177 | {6, {5265, 5850}, {2430, 2700}, {1170, 1300} }, |
| 178 | {7, {5850, 6500}, {2700, 3000}, {1300, 1444} }, |
| 179 | {8, {7020, 7800}, {3240, 3600}, {1560, 1733} }, |
| 180 | {9, {7800, 8667}, {3600, 4000}, {1560, 1733} } |
| 181 | }; |
| 182 | #endif /* End of WLAN_FEATURE_11AC */ |
| 183 | |
| 184 | /*array index ponints to MCS and array value points respective rssi*/ |
| 185 | static int rssi_mcs_tbl[][10] = { |
| 186 | /*MCS 0 1 2 3 4 5 6 7 8 9*/ |
| 187 | {-82, -79, -77, -74, -70, -66, -65, -64, -59, -57}, /* 20 */ |
| 188 | {-79, -76, -74, -71, -67, -63, -62, -61, -56, -54}, /* 40 */ |
| 189 | {-76, -73, -71, -68, -64, -60, -59, -58, -53, -51} /* 80 */ |
| 190 | }; |
| 191 | |
| 192 | |
| 193 | #ifdef WLAN_FEATURE_LINK_LAYER_STATS |
| 194 | |
| 195 | /** |
| 196 | * put_wifi_rate_stat() - put wifi rate stats |
| 197 | * @stats: Pointer to stats context |
| 198 | * @vendor_event: Pointer to vendor event |
| 199 | * |
| 200 | * Return: bool |
| 201 | */ |
| 202 | static bool put_wifi_rate_stat(tpSirWifiRateStat stats, |
| 203 | struct sk_buff *vendor_event) |
| 204 | { |
| 205 | if (nla_put_u8(vendor_event, |
| 206 | QCA_WLAN_VENDOR_ATTR_LL_STATS_RATE_PREAMBLE, |
| 207 | stats->rate.preamble) || |
| 208 | nla_put_u8(vendor_event, |
| 209 | QCA_WLAN_VENDOR_ATTR_LL_STATS_RATE_NSS, |
| 210 | stats->rate.nss) || |
| 211 | nla_put_u8(vendor_event, |
| 212 | QCA_WLAN_VENDOR_ATTR_LL_STATS_RATE_BW, |
| 213 | stats->rate.bw) || |
| 214 | nla_put_u8(vendor_event, |
| 215 | QCA_WLAN_VENDOR_ATTR_LL_STATS_RATE_MCS_INDEX, |
| 216 | stats->rate.rateMcsIdx) || |
| 217 | nla_put_u32(vendor_event, |
| 218 | QCA_WLAN_VENDOR_ATTR_LL_STATS_RATE_BIT_RATE, |
| 219 | stats->rate.bitrate) || |
| 220 | nla_put_u32(vendor_event, |
| 221 | QCA_WLAN_VENDOR_ATTR_LL_STATS_RATE_TX_MPDU, |
| 222 | stats->txMpdu) || |
| 223 | nla_put_u32(vendor_event, |
| 224 | QCA_WLAN_VENDOR_ATTR_LL_STATS_RATE_RX_MPDU, |
| 225 | stats->rxMpdu) || |
| 226 | nla_put_u32(vendor_event, |
| 227 | QCA_WLAN_VENDOR_ATTR_LL_STATS_RATE_MPDU_LOST, |
| 228 | stats->mpduLost) || |
| 229 | nla_put_u32(vendor_event, |
| 230 | QCA_WLAN_VENDOR_ATTR_LL_STATS_RATE_RETRIES, |
| 231 | stats->retries) || |
| 232 | nla_put_u32(vendor_event, |
| 233 | QCA_WLAN_VENDOR_ATTR_LL_STATS_RATE_RETRIES_SHORT, |
| 234 | stats->retriesShort) || |
| 235 | nla_put_u32(vendor_event, |
| 236 | QCA_WLAN_VENDOR_ATTR_LL_STATS_RATE_RETRIES_LONG, |
| 237 | stats->retriesLong)) { |
| 238 | hddLog(CDF_TRACE_LEVEL_ERROR, |
| 239 | FL("QCA_WLAN_VENDOR_ATTR put fail")); |
| 240 | return false; |
| 241 | } |
| 242 | |
| 243 | return true; |
| 244 | } |
| 245 | |
| 246 | /** |
| 247 | * put_wifi_peer_info() - put wifi peer info |
| 248 | * @stats: Pointer to stats context |
| 249 | * @vendor_event: Pointer to vendor event |
| 250 | * |
| 251 | * Return: bool |
| 252 | */ |
| 253 | static bool put_wifi_peer_info(tpSirWifiPeerInfo stats, |
| 254 | struct sk_buff *vendor_event) |
| 255 | { |
| 256 | u32 i = 0; |
| 257 | tpSirWifiRateStat pRateStats; |
| 258 | |
| 259 | if (nla_put_u32 |
| 260 | (vendor_event, QCA_WLAN_VENDOR_ATTR_LL_STATS_PEER_INFO_TYPE, |
| 261 | stats->type) || |
| 262 | nla_put(vendor_event, |
| 263 | QCA_WLAN_VENDOR_ATTR_LL_STATS_PEER_INFO_MAC_ADDRESS, |
| 264 | CDF_MAC_ADDR_SIZE, &stats->peerMacAddress.bytes[0]) || |
| 265 | nla_put_u32(vendor_event, |
| 266 | QCA_WLAN_VENDOR_ATTR_LL_STATS_PEER_INFO_CAPABILITIES, |
| 267 | stats->capabilities) || |
| 268 | nla_put_u32(vendor_event, |
| 269 | QCA_WLAN_VENDOR_ATTR_LL_STATS_PEER_INFO_NUM_RATES, |
| 270 | stats->numRate)) { |
| 271 | hddLog(CDF_TRACE_LEVEL_ERROR, |
| 272 | FL("QCA_WLAN_VENDOR_ATTR put fail")); |
| 273 | goto error; |
| 274 | } |
| 275 | |
| 276 | if (stats->numRate) { |
| 277 | struct nlattr *rateInfo; |
| 278 | struct nlattr *rates; |
| 279 | |
| 280 | rateInfo = nla_nest_start(vendor_event, |
| 281 | QCA_WLAN_VENDOR_ATTR_LL_STATS_PEER_INFO_RATE_INFO); |
| 282 | if (rateInfo == NULL) |
| 283 | goto error; |
| 284 | |
| 285 | for (i = 0; i < stats->numRate; i++) { |
| 286 | pRateStats = (tpSirWifiRateStat) ((uint8_t *) |
| 287 | stats->rateStats + |
| 288 | (i * |
| 289 | sizeof |
| 290 | (tSirWifiRateStat))); |
| 291 | rates = nla_nest_start(vendor_event, i); |
| 292 | if (rates == NULL) |
| 293 | goto error; |
| 294 | |
| 295 | if (false == |
| 296 | put_wifi_rate_stat(pRateStats, vendor_event)) { |
| 297 | hddLog(CDF_TRACE_LEVEL_ERROR, |
| 298 | FL("QCA_WLAN_VENDOR_ATTR put fail")); |
| 299 | return false; |
| 300 | } |
| 301 | nla_nest_end(vendor_event, rates); |
| 302 | } |
| 303 | nla_nest_end(vendor_event, rateInfo); |
| 304 | } |
| 305 | |
| 306 | return true; |
| 307 | error: |
| 308 | return false; |
| 309 | } |
| 310 | |
| 311 | /** |
| 312 | * put_wifi_wmm_ac_stat() - put wifi wmm ac stats |
| 313 | * @stats: Pointer to stats context |
| 314 | * @vendor_event: Pointer to vendor event |
| 315 | * |
| 316 | * Return: bool |
| 317 | */ |
| 318 | static bool put_wifi_wmm_ac_stat(tpSirWifiWmmAcStat stats, |
| 319 | struct sk_buff *vendor_event) |
| 320 | { |
| 321 | if (nla_put_u32(vendor_event, QCA_WLAN_VENDOR_ATTR_LL_STATS_WMM_AC_AC, |
| 322 | stats->ac) || |
| 323 | nla_put_u32(vendor_event, |
| 324 | QCA_WLAN_VENDOR_ATTR_LL_STATS_WMM_AC_TX_MPDU, |
| 325 | stats->txMpdu) || |
| 326 | nla_put_u32(vendor_event, |
| 327 | QCA_WLAN_VENDOR_ATTR_LL_STATS_WMM_AC_RX_MPDU, |
| 328 | stats->rxMpdu) || |
| 329 | nla_put_u32(vendor_event, |
| 330 | QCA_WLAN_VENDOR_ATTR_LL_STATS_WMM_AC_TX_MCAST, |
| 331 | stats->txMcast) || |
| 332 | nla_put_u32(vendor_event, |
| 333 | QCA_WLAN_VENDOR_ATTR_LL_STATS_WMM_AC_RX_MCAST, |
| 334 | stats->rxMcast) || |
| 335 | nla_put_u32(vendor_event, |
| 336 | QCA_WLAN_VENDOR_ATTR_LL_STATS_WMM_AC_RX_AMPDU, |
| 337 | stats->rxAmpdu) || |
| 338 | nla_put_u32(vendor_event, |
| 339 | QCA_WLAN_VENDOR_ATTR_LL_STATS_WMM_AC_TX_AMPDU, |
| 340 | stats->txAmpdu) || |
| 341 | nla_put_u32(vendor_event, |
| 342 | QCA_WLAN_VENDOR_ATTR_LL_STATS_WMM_AC_MPDU_LOST, |
| 343 | stats->mpduLost) || |
| 344 | nla_put_u32(vendor_event, |
| 345 | QCA_WLAN_VENDOR_ATTR_LL_STATS_WMM_AC_RETRIES, |
| 346 | stats->retries) || |
| 347 | nla_put_u32(vendor_event, |
| 348 | QCA_WLAN_VENDOR_ATTR_LL_STATS_WMM_AC_RETRIES_SHORT, |
| 349 | stats->retriesShort) || |
| 350 | nla_put_u32(vendor_event, |
| 351 | QCA_WLAN_VENDOR_ATTR_LL_STATS_WMM_AC_RETRIES_LONG, |
| 352 | stats->retriesLong) || |
| 353 | nla_put_u32(vendor_event, |
| 354 | QCA_WLAN_VENDOR_ATTR_LL_STATS_WMM_AC_CONTENTION_TIME_MIN, |
| 355 | stats->contentionTimeMin) || |
| 356 | nla_put_u32(vendor_event, |
| 357 | QCA_WLAN_VENDOR_ATTR_LL_STATS_WMM_AC_CONTENTION_TIME_MAX, |
| 358 | stats->contentionTimeMax) || |
| 359 | nla_put_u32(vendor_event, |
| 360 | QCA_WLAN_VENDOR_ATTR_LL_STATS_WMM_AC_CONTENTION_TIME_AVG, |
| 361 | stats->contentionTimeAvg) || |
| 362 | nla_put_u32(vendor_event, |
| 363 | QCA_WLAN_VENDOR_ATTR_LL_STATS_WMM_AC_CONTENTION_NUM_SAMPLES, |
| 364 | stats->contentionNumSamples)) { |
| 365 | hddLog(CDF_TRACE_LEVEL_ERROR, |
| 366 | FL("QCA_WLAN_VENDOR_ATTR put fail")); |
| 367 | return false; |
| 368 | } |
| 369 | |
| 370 | return true; |
| 371 | } |
| 372 | |
| 373 | /** |
| 374 | * put_wifi_interface_info() - put wifi interface info |
| 375 | * @stats: Pointer to stats context |
| 376 | * @vendor_event: Pointer to vendor event |
| 377 | * |
| 378 | * Return: bool |
| 379 | */ |
| 380 | static bool put_wifi_interface_info(tpSirWifiInterfaceInfo stats, |
| 381 | struct sk_buff *vendor_event) |
| 382 | { |
| 383 | if (nla_put_u32(vendor_event, |
| 384 | QCA_WLAN_VENDOR_ATTR_LL_STATS_IFACE_INFO_MODE, |
| 385 | stats->mode) || |
| 386 | nla_put(vendor_event, |
| 387 | QCA_WLAN_VENDOR_ATTR_LL_STATS_IFACE_INFO_MAC_ADDR, |
| 388 | CDF_MAC_ADDR_SIZE, stats->macAddr.bytes) || |
| 389 | nla_put_u32(vendor_event, |
| 390 | QCA_WLAN_VENDOR_ATTR_LL_STATS_IFACE_INFO_STATE, |
| 391 | stats->state) || |
| 392 | nla_put_u32(vendor_event, |
| 393 | QCA_WLAN_VENDOR_ATTR_LL_STATS_IFACE_INFO_ROAMING, |
| 394 | stats->roaming) || |
| 395 | nla_put_u32(vendor_event, |
| 396 | QCA_WLAN_VENDOR_ATTR_LL_STATS_IFACE_INFO_CAPABILITIES, |
| 397 | stats->capabilities) || |
| 398 | nla_put(vendor_event, |
| 399 | QCA_WLAN_VENDOR_ATTR_LL_STATS_IFACE_INFO_SSID, |
| 400 | strlen(stats->ssid), stats->ssid) || |
| 401 | nla_put(vendor_event, |
| 402 | QCA_WLAN_VENDOR_ATTR_LL_STATS_IFACE_INFO_BSSID, |
| 403 | CDF_MAC_ADDR_SIZE, stats->bssid.bytes) || |
| 404 | nla_put(vendor_event, |
| 405 | QCA_WLAN_VENDOR_ATTR_LL_STATS_IFACE_INFO_AP_COUNTRY_STR, |
| 406 | WNI_CFG_COUNTRY_CODE_LEN, stats->apCountryStr) || |
| 407 | nla_put(vendor_event, |
| 408 | QCA_WLAN_VENDOR_ATTR_LL_STATS_IFACE_INFO_COUNTRY_STR, |
| 409 | WNI_CFG_COUNTRY_CODE_LEN, stats->countryStr)) { |
| 410 | hddLog(CDF_TRACE_LEVEL_ERROR, |
| 411 | FL("QCA_WLAN_VENDOR_ATTR put fail")); |
| 412 | return false; |
| 413 | } |
| 414 | |
| 415 | return true; |
| 416 | } |
| 417 | |
| 418 | /** |
| 419 | * put_wifi_iface_stats() - put wifi interface stats |
| 420 | * @pWifiIfaceStat: Pointer to interface stats context |
| 421 | * @num_peer: Number of peers |
| 422 | * @vendor_event: Pointer to vendor event |
| 423 | * |
| 424 | * Return: bool |
| 425 | */ |
| 426 | static bool put_wifi_iface_stats(tpSirWifiIfaceStat pWifiIfaceStat, |
| 427 | u32 num_peers, struct sk_buff *vendor_event) |
| 428 | { |
| 429 | int i = 0; |
| 430 | struct nlattr *wmmInfo; |
| 431 | struct nlattr *wmmStats; |
| 432 | u64 average_tsf_offset; |
| 433 | |
| 434 | if (false == put_wifi_interface_info(&pWifiIfaceStat->info, |
| 435 | vendor_event)) { |
| 436 | hddLog(CDF_TRACE_LEVEL_ERROR, |
| 437 | FL("QCA_WLAN_VENDOR_ATTR put fail")); |
| 438 | return false; |
| 439 | |
| 440 | } |
| 441 | |
| 442 | average_tsf_offset = pWifiIfaceStat->avg_bcn_spread_offset_high; |
| 443 | average_tsf_offset = (average_tsf_offset << 32) | |
| 444 | pWifiIfaceStat->avg_bcn_spread_offset_low ; |
| 445 | |
| 446 | if (nla_put_u32(vendor_event, |
| 447 | QCA_WLAN_VENDOR_ATTR_LL_STATS_TYPE, |
| 448 | QCA_WLAN_VENDOR_ATTR_LL_STATS_TYPE_IFACE) || |
| 449 | nla_put_u32(vendor_event, |
| 450 | QCA_WLAN_VENDOR_ATTR_LL_STATS_IFACE_NUM_PEERS, |
| 451 | num_peers) || |
| 452 | nla_put_u32(vendor_event, |
| 453 | QCA_WLAN_VENDOR_ATTR_LL_STATS_IFACE_BEACON_RX, |
| 454 | pWifiIfaceStat->beaconRx) || |
| 455 | nla_put_u32(vendor_event, |
| 456 | QCA_WLAN_VENDOR_ATTR_LL_STATS_IFACE_MGMT_RX, |
| 457 | pWifiIfaceStat->mgmtRx) || |
| 458 | nla_put_u32(vendor_event, |
| 459 | QCA_WLAN_VENDOR_ATTR_LL_STATS_IFACE_MGMT_ACTION_RX, |
| 460 | pWifiIfaceStat->mgmtActionRx) || |
| 461 | nla_put_u32(vendor_event, |
| 462 | QCA_WLAN_VENDOR_ATTR_LL_STATS_IFACE_MGMT_ACTION_TX, |
| 463 | pWifiIfaceStat->mgmtActionTx) || |
| 464 | nla_put_u32(vendor_event, |
| 465 | QCA_WLAN_VENDOR_ATTR_LL_STATS_IFACE_RSSI_MGMT, |
| 466 | pWifiIfaceStat->rssiMgmt) || |
| 467 | nla_put_u32(vendor_event, |
| 468 | QCA_WLAN_VENDOR_ATTR_LL_STATS_IFACE_RSSI_DATA, |
| 469 | pWifiIfaceStat->rssiData) || |
| 470 | nla_put_u32(vendor_event, |
| 471 | QCA_WLAN_VENDOR_ATTR_LL_STATS_IFACE_RSSI_ACK, |
| 472 | pWifiIfaceStat->rssiAck) || |
| 473 | nla_put_u32(vendor_event, |
| 474 | QCA_WLAN_VENDOR_ATTR_LL_STATS_IFACE_LEAKY_AP_DETECTED, |
| 475 | pWifiIfaceStat->is_leaky_ap) || |
| 476 | nla_put_u32(vendor_event, |
| 477 | QCA_WLAN_VENDOR_ATTR_LL_STATS_IFACE_LEAKY_AP_AVG_NUM_FRAMES_LEAKED, |
| 478 | pWifiIfaceStat->avg_rx_frms_leaked) || |
| 479 | nla_put_u32(vendor_event, |
| 480 | QCA_WLAN_VENDOR_ATTR_LL_STATS_IFACE_LEAKY_AP_GUARD_TIME, |
| 481 | pWifiIfaceStat->rx_leak_window) || |
| 482 | nla_put_u64(vendor_event, |
| 483 | QCA_WLAN_VENDOR_ATTR_LL_STATS_IFACE_AVERAGE_TSF_OFFSET, |
| 484 | average_tsf_offset)) { |
| 485 | hddLog(CDF_TRACE_LEVEL_ERROR, |
| 486 | FL("QCA_WLAN_VENDOR_ATTR put fail")); |
| 487 | return false; |
| 488 | } |
| 489 | |
| 490 | wmmInfo = nla_nest_start(vendor_event, |
| 491 | QCA_WLAN_VENDOR_ATTR_LL_STATS_WMM_INFO); |
| 492 | if (wmmInfo == NULL) |
| 493 | return false; |
| 494 | |
| 495 | for (i = 0; i < WIFI_AC_MAX; i++) { |
| 496 | wmmStats = nla_nest_start(vendor_event, i); |
| 497 | if (wmmStats == NULL) |
| 498 | return false; |
| 499 | |
| 500 | if (false == |
| 501 | put_wifi_wmm_ac_stat(&pWifiIfaceStat->AccessclassStats[i], |
| 502 | vendor_event)) { |
| 503 | hddLog(CDF_TRACE_LEVEL_ERROR, |
| 504 | FL("put_wifi_wmm_ac_stat Fail")); |
| 505 | return false; |
| 506 | } |
| 507 | |
| 508 | nla_nest_end(vendor_event, wmmStats); |
| 509 | } |
| 510 | nla_nest_end(vendor_event, wmmInfo); |
| 511 | return true; |
| 512 | } |
| 513 | |
| 514 | /** |
| 515 | * hdd_map_device_to_ll_iface_mode() - map device to link layer interface mode |
| 516 | * @deviceMode: Device mode |
| 517 | * |
| 518 | * Return: interface mode |
| 519 | */ |
| 520 | static tSirWifiInterfaceMode hdd_map_device_to_ll_iface_mode(int deviceMode) |
| 521 | { |
| 522 | switch (deviceMode) { |
| 523 | case WLAN_HDD_INFRA_STATION: |
| 524 | return WIFI_INTERFACE_STA; |
| 525 | case WLAN_HDD_SOFTAP: |
| 526 | return WIFI_INTERFACE_SOFTAP; |
| 527 | case WLAN_HDD_P2P_CLIENT: |
| 528 | return WIFI_INTERFACE_P2P_CLIENT; |
| 529 | case WLAN_HDD_P2P_GO: |
| 530 | return WIFI_INTERFACE_P2P_GO; |
| 531 | case WLAN_HDD_IBSS: |
| 532 | return WIFI_INTERFACE_IBSS; |
| 533 | default: |
| 534 | /* Return Interface Mode as STA for all the unsupported modes */ |
| 535 | return WIFI_INTERFACE_STA; |
| 536 | } |
| 537 | } |
| 538 | |
| 539 | /** |
| 540 | * hdd_get_interface_info() - get interface info |
| 541 | * @pAdapter: Pointer to device adapter |
| 542 | * @pInfo: Pointer to interface info |
| 543 | * |
| 544 | * Return: bool |
| 545 | */ |
| 546 | static bool hdd_get_interface_info(hdd_adapter_t *pAdapter, |
| 547 | tpSirWifiInterfaceInfo pInfo) |
| 548 | { |
| 549 | uint8_t *staMac = NULL; |
| 550 | hdd_station_ctx_t *pHddStaCtx; |
| 551 | tHalHandle hHal = WLAN_HDD_GET_HAL_CTX(pAdapter); |
| 552 | tpAniSirGlobal pMac = PMAC_STRUCT(hHal); |
| 553 | |
| 554 | pInfo->mode = hdd_map_device_to_ll_iface_mode(pAdapter->device_mode); |
| 555 | |
| 556 | cdf_copy_macaddr(&pInfo->macAddr, &pAdapter->macAddressCurrent); |
| 557 | |
| 558 | if (((WLAN_HDD_INFRA_STATION == pAdapter->device_mode) || |
| 559 | (WLAN_HDD_P2P_CLIENT == pAdapter->device_mode) || |
| 560 | (WLAN_HDD_P2P_DEVICE == pAdapter->device_mode))) { |
| 561 | pHddStaCtx = WLAN_HDD_GET_STATION_CTX_PTR(pAdapter); |
| 562 | if (eConnectionState_NotConnected == |
| 563 | pHddStaCtx->conn_info.connState) { |
| 564 | pInfo->state = WIFI_DISCONNECTED; |
| 565 | } |
| 566 | if (eConnectionState_Connecting == |
| 567 | pHddStaCtx->conn_info.connState) { |
| 568 | hddLog(CDF_TRACE_LEVEL_ERROR, |
| 569 | "%s: Session ID %d, Connection is in progress", |
| 570 | __func__, pAdapter->sessionId); |
| 571 | pInfo->state = WIFI_ASSOCIATING; |
| 572 | } |
| 573 | if ((eConnectionState_Associated == |
| 574 | pHddStaCtx->conn_info.connState) |
| 575 | && (false == pHddStaCtx->conn_info.uIsAuthenticated)) { |
| 576 | staMac = |
| 577 | (uint8_t *) &(pAdapter->macAddressCurrent. |
| 578 | bytes[0]); |
| 579 | hddLog(CDF_TRACE_LEVEL_ERROR, |
| 580 | "%s: client " MAC_ADDRESS_STR |
| 581 | " is in the middle of WPS/EAPOL exchange.", |
| 582 | __func__, MAC_ADDR_ARRAY(staMac)); |
| 583 | pInfo->state = WIFI_AUTHENTICATING; |
| 584 | } |
| 585 | if (eConnectionState_Associated == |
| 586 | pHddStaCtx->conn_info.connState) { |
| 587 | pInfo->state = WIFI_ASSOCIATED; |
| 588 | cdf_copy_macaddr(&pInfo->bssid, |
| 589 | &pHddStaCtx->conn_info.bssId); |
| 590 | cdf_mem_copy(pInfo->ssid, |
| 591 | pHddStaCtx->conn_info.SSID.SSID.ssId, |
| 592 | pHddStaCtx->conn_info.SSID.SSID.length); |
| 593 | /* |
| 594 | * NULL Terminate the string |
| 595 | */ |
| 596 | pInfo->ssid[pHddStaCtx->conn_info.SSID.SSID.length] = 0; |
| 597 | } |
| 598 | } |
| 599 | |
| 600 | cdf_mem_copy(pInfo->countryStr, |
| 601 | pMac->scan.countryCodeCurrent, WNI_CFG_COUNTRY_CODE_LEN); |
| 602 | |
| 603 | cdf_mem_copy(pInfo->apCountryStr, |
| 604 | pMac->scan.countryCodeCurrent, WNI_CFG_COUNTRY_CODE_LEN); |
| 605 | |
| 606 | return true; |
| 607 | } |
| 608 | |
| 609 | /** |
| 610 | * hdd_link_layer_process_peer_stats() - This function is called after |
| 611 | * @pAdapter: Pointer to device adapter |
| 612 | * @more_data: More data |
| 613 | * @pData: Pointer to stats data |
| 614 | * |
| 615 | * Receiving Link Layer Peer statistics from FW.This function converts |
| 616 | * the firmware data to the NL data and sends the same to the kernel/upper |
| 617 | * layers. |
| 618 | * |
| 619 | * Return: None |
| 620 | */ |
| 621 | static void hdd_link_layer_process_peer_stats(hdd_adapter_t *pAdapter, |
| 622 | u32 more_data, |
| 623 | tpSirWifiPeerStat pData) |
| 624 | { |
| 625 | hdd_context_t *pHddCtx = WLAN_HDD_GET_CTX(pAdapter); |
| 626 | tpSirWifiRateStat pWifiRateStat; |
| 627 | tpSirWifiPeerStat pWifiPeerStat; |
| 628 | tpSirWifiPeerInfo pWifiPeerInfo; |
| 629 | struct sk_buff *vendor_event; |
| 630 | int status, i, j; |
| 631 | struct nlattr *peers; |
| 632 | int numRate; |
| 633 | |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 634 | ENTER(); |
| 635 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 636 | pWifiPeerStat = pData; |
| 637 | |
| 638 | status = wlan_hdd_validate_context(pHddCtx); |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 639 | if (0 != status) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 640 | return; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 641 | |
| 642 | hddLog(CDF_TRACE_LEVEL_INFO, |
| 643 | "LL_STATS_PEER_ALL : numPeers %u, more data = %u", |
| 644 | pWifiPeerStat->numPeers, more_data); |
| 645 | |
| 646 | for (i = 0; i < pWifiPeerStat->numPeers; i++) { |
| 647 | pWifiPeerInfo = (tpSirWifiPeerInfo) |
| 648 | ((uint8_t *) pWifiPeerStat->peerInfo + |
| 649 | (i * sizeof(tSirWifiPeerInfo))); |
| 650 | |
| 651 | if (WLAN_HDD_INFRA_STATION == pAdapter->device_mode) |
| 652 | pWifiPeerInfo->type = WIFI_PEER_AP; |
| 653 | |
| 654 | if (WLAN_HDD_P2P_CLIENT == pAdapter->device_mode) |
| 655 | pWifiPeerInfo->type = WIFI_PEER_P2P_GO; |
| 656 | |
| 657 | hddLog(CDF_TRACE_LEVEL_INFO, |
| 658 | " %d) LL_STATS Channel Stats " |
| 659 | " Peer Type %u " |
| 660 | " peerMacAddress %pM " |
| 661 | " capabilities 0x%x " |
| 662 | " numRate %u ", |
| 663 | i, |
| 664 | pWifiPeerInfo->type, |
| 665 | pWifiPeerInfo->peerMacAddress.bytes, |
| 666 | pWifiPeerInfo->capabilities, pWifiPeerInfo->numRate); |
| 667 | { |
| 668 | for (j = 0; j < pWifiPeerInfo->numRate; j++) { |
| 669 | pWifiRateStat = (tpSirWifiRateStat) |
| 670 | ((uint8_t *) pWifiPeerInfo->rateStats + |
| 671 | (j * sizeof(tSirWifiRateStat))); |
| 672 | |
| 673 | hddLog(CDF_TRACE_LEVEL_INFO, |
| 674 | " peer Rate Stats " |
| 675 | " preamble %u " |
| 676 | " nss %u " |
| 677 | " bw %u " |
| 678 | " rateMcsIdx %u " |
| 679 | " reserved %u " |
| 680 | " bitrate %u " |
| 681 | " txMpdu %u " |
| 682 | " rxMpdu %u " |
| 683 | " mpduLost %u " |
| 684 | " retries %u " |
| 685 | " retriesShort %u " |
| 686 | " retriesLong %u", |
| 687 | pWifiRateStat->rate.preamble, |
| 688 | pWifiRateStat->rate.nss, |
| 689 | pWifiRateStat->rate.bw, |
| 690 | pWifiRateStat->rate.rateMcsIdx, |
| 691 | pWifiRateStat->rate.reserved, |
| 692 | pWifiRateStat->rate.bitrate, |
| 693 | pWifiRateStat->txMpdu, |
| 694 | pWifiRateStat->rxMpdu, |
| 695 | pWifiRateStat->mpduLost, |
| 696 | pWifiRateStat->retries, |
| 697 | pWifiRateStat->retriesShort, |
| 698 | pWifiRateStat->retriesLong); |
| 699 | } |
| 700 | } |
| 701 | } |
| 702 | |
| 703 | /* |
| 704 | * Allocate a size of 4096 for the peer stats comprising |
| 705 | * each of size = sizeof (tSirWifiPeerInfo) + numRate * |
| 706 | * sizeof (tSirWifiRateStat).Each field is put with an |
| 707 | * NL attribute.The size of 4096 is considered assuming |
| 708 | * that number of rates shall not exceed beyond 50 with |
| 709 | * the sizeof (tSirWifiRateStat) being 32. |
| 710 | */ |
| 711 | vendor_event = cfg80211_vendor_cmd_alloc_reply_skb(pHddCtx->wiphy, |
| 712 | LL_STATS_EVENT_BUF_SIZE); |
| 713 | |
| 714 | if (!vendor_event) { |
| 715 | hddLog(LOGE, |
| 716 | FL("cfg80211_vendor_cmd_alloc_reply_skb failed")); |
| 717 | return; |
| 718 | } |
| 719 | |
| 720 | if (nla_put_u32(vendor_event, |
| 721 | QCA_WLAN_VENDOR_ATTR_LL_STATS_TYPE, |
| 722 | QCA_WLAN_VENDOR_ATTR_LL_STATS_TYPE_PEER) || |
| 723 | nla_put_u32(vendor_event, |
| 724 | QCA_WLAN_VENDOR_ATTR_LL_STATS_RESULTS_MORE_DATA, |
| 725 | more_data) || |
| 726 | nla_put_u32(vendor_event, |
| 727 | QCA_WLAN_VENDOR_ATTR_LL_STATS_IFACE_NUM_PEERS, |
| 728 | pWifiPeerStat->numPeers)) { |
| 729 | hddLog(CDF_TRACE_LEVEL_ERROR, |
| 730 | "%s: QCA_WLAN_VENDOR_ATTR put fail", __func__); |
| 731 | |
| 732 | kfree_skb(vendor_event); |
| 733 | return; |
| 734 | } |
| 735 | |
| 736 | pWifiPeerInfo = (tpSirWifiPeerInfo) ((uint8_t *) |
| 737 | pWifiPeerStat->peerInfo); |
| 738 | |
| 739 | if (pWifiPeerStat->numPeers) { |
| 740 | struct nlattr *peerInfo; |
| 741 | peerInfo = nla_nest_start(vendor_event, |
| 742 | QCA_WLAN_VENDOR_ATTR_LL_STATS_PEER_INFO); |
| 743 | if (peerInfo == NULL) { |
| 744 | hddLog(LOGE, FL("nla_nest_start failed")); |
| 745 | kfree_skb(vendor_event); |
| 746 | return; |
| 747 | } |
| 748 | |
| 749 | for (i = 1; i <= pWifiPeerStat->numPeers; i++) { |
| 750 | peers = nla_nest_start(vendor_event, i); |
| 751 | if (peers == NULL) { |
| 752 | hddLog(LOGE, FL("nla_nest_start failed")); |
| 753 | kfree_skb(vendor_event); |
| 754 | return; |
| 755 | } |
| 756 | |
| 757 | numRate = pWifiPeerInfo->numRate; |
| 758 | |
| 759 | if (false == |
| 760 | put_wifi_peer_info(pWifiPeerInfo, vendor_event)) { |
| 761 | hddLog(CDF_TRACE_LEVEL_ERROR, |
| 762 | FL("put_wifi_peer_info fail")); |
| 763 | kfree_skb(vendor_event); |
| 764 | return; |
| 765 | } |
| 766 | |
| 767 | pWifiPeerInfo = (tpSirWifiPeerInfo) ((uint8_t *) |
| 768 | pWifiPeerStat-> |
| 769 | peerInfo + |
| 770 | (i * |
| 771 | sizeof |
| 772 | (tSirWifiPeerInfo)) |
| 773 | + |
| 774 | (numRate * |
| 775 | sizeof |
| 776 | (tSirWifiRateStat))); |
| 777 | nla_nest_end(vendor_event, peers); |
| 778 | } |
| 779 | nla_nest_end(vendor_event, peerInfo); |
| 780 | } |
| 781 | cfg80211_vendor_cmd_reply(vendor_event); |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 782 | EXIT(); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 783 | return; |
| 784 | } |
| 785 | |
| 786 | /** |
| 787 | * hdd_link_layer_process_iface_stats() - This function is called after |
| 788 | * @pAdapter: Pointer to device adapter |
| 789 | * @pData: Pointer to stats data |
| 790 | * @num_peers: Number of peers |
| 791 | * |
| 792 | * Receiving Link Layer Interface statistics from FW.This function converts |
| 793 | * the firmware data to the NL data and sends the same to the kernel/upper |
| 794 | * layers. |
| 795 | * |
| 796 | * Return: None |
| 797 | */ |
| 798 | static void hdd_link_layer_process_iface_stats(hdd_adapter_t *pAdapter, |
| 799 | tpSirWifiIfaceStat pData, |
| 800 | u32 num_peers) |
| 801 | { |
| 802 | tpSirWifiIfaceStat pWifiIfaceStat; |
| 803 | struct sk_buff *vendor_event; |
| 804 | hdd_context_t *pHddCtx = WLAN_HDD_GET_CTX(pAdapter); |
| 805 | int status; |
| 806 | int i; |
| 807 | |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 808 | ENTER(); |
| 809 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 810 | pWifiIfaceStat = pData; |
| 811 | |
| 812 | status = wlan_hdd_validate_context(pHddCtx); |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 813 | if (0 != status) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 814 | return; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 815 | |
| 816 | /* |
| 817 | * Allocate a size of 4096 for the interface stats comprising |
| 818 | * sizeof (tpSirWifiIfaceStat).The size of 4096 is considered |
| 819 | * assuming that all these fit with in the limit.Please take |
| 820 | * a call on the limit based on the data requirements on |
| 821 | * interface statistics. |
| 822 | */ |
| 823 | vendor_event = cfg80211_vendor_cmd_alloc_reply_skb(pHddCtx->wiphy, |
| 824 | LL_STATS_EVENT_BUF_SIZE); |
| 825 | |
| 826 | if (!vendor_event) { |
| 827 | hddLog(CDF_TRACE_LEVEL_ERROR, |
| 828 | FL("cfg80211_vendor_cmd_alloc_reply_skb failed")); |
| 829 | return; |
| 830 | } |
| 831 | |
| 832 | hddLog(CDF_TRACE_LEVEL_INFO, "WMI_LINK_STATS_IFACE Data"); |
| 833 | |
| 834 | if (false == hdd_get_interface_info(pAdapter, &pWifiIfaceStat->info)) { |
| 835 | hddLog(CDF_TRACE_LEVEL_ERROR, |
| 836 | FL("hdd_get_interface_info get fail")); |
| 837 | kfree_skb(vendor_event); |
| 838 | return; |
| 839 | } |
| 840 | |
| 841 | hddLog(CDF_TRACE_LEVEL_INFO, |
| 842 | " Num peers %u " |
| 843 | "LL_STATS_IFACE: " |
| 844 | " Mode %u " |
| 845 | " MAC %pM " |
| 846 | " State %u " |
| 847 | " Roaming %u " |
| 848 | " capabilities 0x%x " |
| 849 | " SSID %s " |
| 850 | " BSSID %pM", |
| 851 | num_peers, |
| 852 | pWifiIfaceStat->info.mode, |
| 853 | pWifiIfaceStat->info.macAddr.bytes, |
| 854 | pWifiIfaceStat->info.state, |
| 855 | pWifiIfaceStat->info.roaming, |
| 856 | pWifiIfaceStat->info.capabilities, |
| 857 | pWifiIfaceStat->info.ssid, pWifiIfaceStat->info.bssid.bytes); |
| 858 | |
| 859 | hddLog(CDF_TRACE_LEVEL_INFO, |
| 860 | " AP country str: %c%c%c", |
| 861 | pWifiIfaceStat->info.apCountryStr[0], |
| 862 | pWifiIfaceStat->info.apCountryStr[1], |
| 863 | pWifiIfaceStat->info.apCountryStr[2]); |
| 864 | |
| 865 | hddLog(CDF_TRACE_LEVEL_INFO, |
| 866 | " Country Str Association: %c%c%c", |
| 867 | pWifiIfaceStat->info.countryStr[0], |
| 868 | pWifiIfaceStat->info.countryStr[1], |
| 869 | pWifiIfaceStat->info.countryStr[2]); |
| 870 | |
| 871 | hddLog(CDF_TRACE_LEVEL_INFO, |
| 872 | " beaconRx %u " |
| 873 | " mgmtRx %u " |
| 874 | " mgmtActionRx %u " |
| 875 | " mgmtActionTx %u " |
| 876 | " rssiMgmt %u " |
| 877 | " rssiData %u " |
| 878 | " rssiAck %u " |
| 879 | " avg_bcn_spread_offset_high %u" |
| 880 | " avg_bcn_spread_offset_low %u" |
| 881 | " is leaky_ap %u" |
| 882 | " avg_rx_frms_leaked %u" |
| 883 | " rx_leak_window %u", |
| 884 | pWifiIfaceStat->beaconRx, |
| 885 | pWifiIfaceStat->mgmtRx, |
| 886 | pWifiIfaceStat->mgmtActionRx, |
| 887 | pWifiIfaceStat->mgmtActionTx, |
| 888 | pWifiIfaceStat->rssiMgmt, |
| 889 | pWifiIfaceStat->rssiData, |
| 890 | pWifiIfaceStat->rssiAck, |
| 891 | pWifiIfaceStat->avg_bcn_spread_offset_high, |
| 892 | pWifiIfaceStat->avg_bcn_spread_offset_low, |
| 893 | pWifiIfaceStat->is_leaky_ap, |
| 894 | pWifiIfaceStat->avg_rx_frms_leaked, |
| 895 | pWifiIfaceStat->rx_leak_window); |
| 896 | |
| 897 | for (i = 0; i < WIFI_AC_MAX; i++) { |
| 898 | hddLog(CDF_TRACE_LEVEL_INFO, |
| 899 | " %d) LL_STATS IFACE: " |
| 900 | " ac: %u txMpdu: %u " |
| 901 | " rxMpdu: %u txMcast: %u " |
| 902 | " rxMcast: %u rxAmpdu: %u " |
| 903 | " txAmpdu: %u mpduLost: %u " |
| 904 | " retries: %u retriesShort: %u " |
| 905 | " retriesLong: %u contentionTimeMin: %u " |
| 906 | " contentionTimeMax: %u contentionTimeAvg: %u " |
| 907 | " contentionNumSamples: %u", |
| 908 | i, |
| 909 | pWifiIfaceStat->AccessclassStats[i].ac, |
| 910 | pWifiIfaceStat->AccessclassStats[i].txMpdu, |
| 911 | pWifiIfaceStat->AccessclassStats[i].rxMpdu, |
| 912 | pWifiIfaceStat->AccessclassStats[i].txMcast, |
| 913 | pWifiIfaceStat->AccessclassStats[i].rxMcast, |
| 914 | pWifiIfaceStat->AccessclassStats[i].rxAmpdu, |
| 915 | pWifiIfaceStat->AccessclassStats[i].txAmpdu, |
| 916 | pWifiIfaceStat->AccessclassStats[i].mpduLost, |
| 917 | pWifiIfaceStat->AccessclassStats[i].retries, |
| 918 | pWifiIfaceStat->AccessclassStats[i].retriesShort, |
| 919 | pWifiIfaceStat->AccessclassStats[i].retriesLong, |
| 920 | pWifiIfaceStat->AccessclassStats[i].contentionTimeMin, |
| 921 | pWifiIfaceStat->AccessclassStats[i].contentionTimeMax, |
| 922 | pWifiIfaceStat->AccessclassStats[i].contentionTimeAvg, |
| 923 | pWifiIfaceStat->AccessclassStats[i]. |
| 924 | contentionNumSamples); |
| 925 | } |
| 926 | |
| 927 | if (false == |
| 928 | put_wifi_iface_stats(pWifiIfaceStat, num_peers, vendor_event)) { |
| 929 | hddLog(CDF_TRACE_LEVEL_ERROR, FL("put_wifi_iface_stats fail")); |
| 930 | kfree_skb(vendor_event); |
| 931 | return; |
| 932 | } |
| 933 | |
| 934 | cfg80211_vendor_cmd_reply(vendor_event); |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 935 | EXIT(); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 936 | return; |
| 937 | } |
| 938 | |
| 939 | /** |
| 940 | * hdd_link_layer_process_radio_stats() - This function is called after |
| 941 | * @pAdapter: Pointer to device adapter |
| 942 | * @more_data: More data |
| 943 | * @pData: Pointer to stats data |
| 944 | * @num_radios: Number of radios |
| 945 | * |
| 946 | * Receiving Link Layer Radio statistics from FW.This function converts |
| 947 | * the firmware data to the NL data and sends the same to the kernel/upper |
| 948 | * layers. |
| 949 | * |
| 950 | * Return: None |
| 951 | */ |
| 952 | static void hdd_link_layer_process_radio_stats(hdd_adapter_t *pAdapter, |
| 953 | u32 more_data, |
| 954 | tpSirWifiRadioStat pData, |
| 955 | u32 num_radio) |
| 956 | { |
| 957 | int status, i; |
| 958 | tpSirWifiRadioStat pWifiRadioStat; |
| 959 | tpSirWifiChannelStats pWifiChannelStats; |
| 960 | struct sk_buff *vendor_event; |
| 961 | hdd_context_t *pHddCtx = WLAN_HDD_GET_CTX(pAdapter); |
| 962 | |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 963 | ENTER(); |
| 964 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 965 | pWifiRadioStat = pData; |
| 966 | status = wlan_hdd_validate_context(pHddCtx); |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 967 | if (0 != status) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 968 | return; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 969 | |
| 970 | hddLog(CDF_TRACE_LEVEL_INFO, |
| 971 | "LL_STATS_RADIO" |
| 972 | " number of radios = %u" |
| 973 | " radio is %d onTime is %u" |
| 974 | " txTime is %u rxTime is %u" |
| 975 | " onTimeScan is %u onTimeNbd is %u" |
| 976 | " onTimeGscan is %u onTimeRoamScan is %u" |
| 977 | " onTimePnoScan is %u onTimeHs20 is %u" |
| 978 | " numChannels is %u", |
| 979 | num_radio, |
| 980 | pWifiRadioStat->radio, |
| 981 | pWifiRadioStat->onTime, |
| 982 | pWifiRadioStat->txTime, |
| 983 | pWifiRadioStat->rxTime, |
| 984 | pWifiRadioStat->onTimeScan, |
| 985 | pWifiRadioStat->onTimeNbd, |
| 986 | pWifiRadioStat->onTimeGscan, |
| 987 | pWifiRadioStat->onTimeRoamScan, |
| 988 | pWifiRadioStat->onTimePnoScan, |
| 989 | pWifiRadioStat->onTimeHs20, pWifiRadioStat->numChannels); |
| 990 | |
| 991 | /* |
| 992 | * Allocate a size of 4096 for the Radio stats comprising |
| 993 | * sizeof (tSirWifiRadioStat) + numChannels * sizeof |
| 994 | * (tSirWifiChannelStats).Each channel data is put with an |
| 995 | * NL attribute.The size of 4096 is considered assuming that |
| 996 | * number of channels shall not exceed beyond 60 with the |
| 997 | * sizeof (tSirWifiChannelStats) being 24 bytes. |
| 998 | */ |
| 999 | |
| 1000 | vendor_event = cfg80211_vendor_cmd_alloc_reply_skb(pHddCtx->wiphy, |
| 1001 | LL_STATS_EVENT_BUF_SIZE); |
| 1002 | |
| 1003 | if (!vendor_event) { |
| 1004 | hddLog(LOGE, |
| 1005 | FL("cfg80211_vendor_cmd_alloc_reply_skb failed")); |
| 1006 | return; |
| 1007 | } |
| 1008 | |
| 1009 | if (nla_put_u32(vendor_event, |
| 1010 | QCA_WLAN_VENDOR_ATTR_LL_STATS_TYPE, |
| 1011 | QCA_WLAN_VENDOR_ATTR_LL_STATS_TYPE_RADIO) || |
| 1012 | nla_put_u32(vendor_event, |
| 1013 | QCA_WLAN_VENDOR_ATTR_LL_STATS_RESULTS_MORE_DATA, |
| 1014 | more_data) || |
| 1015 | nla_put_u32(vendor_event, |
| 1016 | QCA_WLAN_VENDOR_ATTR_LL_STATS_NUM_RADIOS, |
| 1017 | num_radio) || |
| 1018 | nla_put_u32(vendor_event, |
| 1019 | QCA_WLAN_VENDOR_ATTR_LL_STATS_RADIO_ID, |
| 1020 | pWifiRadioStat->radio) || |
| 1021 | nla_put_u32(vendor_event, |
| 1022 | QCA_WLAN_VENDOR_ATTR_LL_STATS_RADIO_ON_TIME, |
| 1023 | pWifiRadioStat->onTime) || |
| 1024 | nla_put_u32(vendor_event, |
| 1025 | QCA_WLAN_VENDOR_ATTR_LL_STATS_RADIO_TX_TIME, |
| 1026 | pWifiRadioStat->txTime) || |
| 1027 | nla_put_u32(vendor_event, |
| 1028 | QCA_WLAN_VENDOR_ATTR_LL_STATS_RADIO_RX_TIME, |
| 1029 | pWifiRadioStat->rxTime) || |
| 1030 | nla_put_u32(vendor_event, |
| 1031 | QCA_WLAN_VENDOR_ATTR_LL_STATS_RADIO_ON_TIME_SCAN, |
| 1032 | pWifiRadioStat->onTimeScan) || |
| 1033 | nla_put_u32(vendor_event, |
| 1034 | QCA_WLAN_VENDOR_ATTR_LL_STATS_RADIO_ON_TIME_NBD, |
| 1035 | pWifiRadioStat->onTimeNbd) || |
| 1036 | nla_put_u32(vendor_event, |
| 1037 | QCA_WLAN_VENDOR_ATTR_LL_STATS_RADIO_ON_TIME_GSCAN, |
| 1038 | pWifiRadioStat->onTimeGscan) || |
| 1039 | nla_put_u32(vendor_event, |
| 1040 | QCA_WLAN_VENDOR_ATTR_LL_STATS_RADIO_ON_TIME_ROAM_SCAN, |
| 1041 | pWifiRadioStat->onTimeRoamScan) || |
| 1042 | nla_put_u32(vendor_event, |
| 1043 | QCA_WLAN_VENDOR_ATTR_LL_STATS_RADIO_ON_TIME_PNO_SCAN, |
| 1044 | pWifiRadioStat->onTimePnoScan) || |
| 1045 | nla_put_u32(vendor_event, |
| 1046 | QCA_WLAN_VENDOR_ATTR_LL_STATS_RADIO_ON_TIME_HS20, |
| 1047 | pWifiRadioStat->onTimeHs20) || |
| 1048 | nla_put_u32(vendor_event, |
| 1049 | QCA_WLAN_VENDOR_ATTR_LL_STATS_RADIO_NUM_CHANNELS, |
| 1050 | pWifiRadioStat->numChannels)) { |
| 1051 | hddLog(CDF_TRACE_LEVEL_ERROR, |
| 1052 | FL("QCA_WLAN_VENDOR_ATTR put fail")); |
| 1053 | |
| 1054 | kfree_skb(vendor_event); |
| 1055 | return; |
| 1056 | } |
| 1057 | |
| 1058 | if (pWifiRadioStat->numChannels) { |
| 1059 | struct nlattr *chList; |
| 1060 | struct nlattr *chInfo; |
| 1061 | |
| 1062 | chList = nla_nest_start(vendor_event, |
| 1063 | QCA_WLAN_VENDOR_ATTR_LL_STATS_CH_INFO); |
| 1064 | if (chList == NULL) { |
| 1065 | hddLog(LOGE, FL("nla_nest_start failed")); |
| 1066 | kfree_skb(vendor_event); |
| 1067 | return; |
| 1068 | } |
| 1069 | |
| 1070 | for (i = 0; i < pWifiRadioStat->numChannels; i++) { |
| 1071 | pWifiChannelStats = (tpSirWifiChannelStats) ((uint8_t *) |
| 1072 | pWifiRadioStat-> |
| 1073 | channels + |
| 1074 | (i * |
| 1075 | sizeof |
| 1076 | (tSirWifiChannelStats))); |
| 1077 | |
| 1078 | hddLog(CDF_TRACE_LEVEL_INFO, |
| 1079 | " %d) Channel Info" |
| 1080 | " width is %u " |
| 1081 | " CenterFreq %u " |
| 1082 | " CenterFreq0 %u " |
| 1083 | " CenterFreq1 %u " |
| 1084 | " onTime %u " |
| 1085 | " ccaBusyTime %u", |
| 1086 | i, |
| 1087 | pWifiChannelStats->channel.width, |
| 1088 | pWifiChannelStats->channel.centerFreq, |
| 1089 | pWifiChannelStats->channel.centerFreq0, |
| 1090 | pWifiChannelStats->channel.centerFreq1, |
| 1091 | pWifiChannelStats->onTime, |
| 1092 | pWifiChannelStats->ccaBusyTime); |
| 1093 | |
| 1094 | chInfo = nla_nest_start(vendor_event, i); |
| 1095 | if (chInfo == NULL) { |
| 1096 | hddLog(LOGE, FL("nla_nest_start failed")); |
| 1097 | kfree_skb(vendor_event); |
| 1098 | return; |
| 1099 | } |
| 1100 | |
| 1101 | if (nla_put_u32(vendor_event, |
| 1102 | QCA_WLAN_VENDOR_ATTR_LL_STATS_CHANNEL_INFO_WIDTH, |
| 1103 | pWifiChannelStats->channel.width) || |
| 1104 | nla_put_u32(vendor_event, |
| 1105 | QCA_WLAN_VENDOR_ATTR_LL_STATS_CHANNEL_INFO_CENTER_FREQ, |
| 1106 | pWifiChannelStats->channel.centerFreq) || |
| 1107 | nla_put_u32(vendor_event, |
| 1108 | QCA_WLAN_VENDOR_ATTR_LL_STATS_CHANNEL_INFO_CENTER_FREQ0, |
| 1109 | pWifiChannelStats->channel. |
| 1110 | centerFreq0) || |
| 1111 | nla_put_u32(vendor_event, |
| 1112 | QCA_WLAN_VENDOR_ATTR_LL_STATS_CHANNEL_INFO_CENTER_FREQ1, |
| 1113 | pWifiChannelStats->channel. |
| 1114 | centerFreq1) || |
| 1115 | nla_put_u32(vendor_event, |
| 1116 | QCA_WLAN_VENDOR_ATTR_LL_STATS_CHANNEL_ON_TIME, |
| 1117 | pWifiChannelStats->onTime) || |
| 1118 | nla_put_u32(vendor_event, |
| 1119 | QCA_WLAN_VENDOR_ATTR_LL_STATS_CHANNEL_CCA_BUSY_TIME, |
| 1120 | pWifiChannelStats->ccaBusyTime)) { |
| 1121 | hddLog(CDF_TRACE_LEVEL_ERROR, |
| 1122 | FL("nla_put failed")); |
| 1123 | kfree_skb(vendor_event); |
| 1124 | return; |
| 1125 | } |
| 1126 | nla_nest_end(vendor_event, chInfo); |
| 1127 | } |
| 1128 | nla_nest_end(vendor_event, chList); |
| 1129 | } |
| 1130 | cfg80211_vendor_cmd_reply(vendor_event); |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 1131 | EXIT(); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1132 | return; |
| 1133 | } |
| 1134 | |
| 1135 | /** |
| 1136 | * wlan_hdd_cfg80211_link_layer_stats_callback() - This function is called |
| 1137 | * @ctx: Pointer to hdd context |
| 1138 | * @indType: Indication type |
| 1139 | * @pRsp: Pointer to response |
| 1140 | * |
| 1141 | * After receiving Link Layer indications from FW.This callback converts the |
| 1142 | * firmware data to the NL data and send the same to the kernel/upper layers. |
| 1143 | * |
| 1144 | * Return: None |
| 1145 | */ |
| 1146 | static void wlan_hdd_cfg80211_link_layer_stats_callback(void *ctx, |
| 1147 | int indType, void *pRsp) |
| 1148 | { |
| 1149 | hdd_context_t *pHddCtx = (hdd_context_t *) ctx; |
| 1150 | struct hdd_ll_stats_context *context; |
| 1151 | hdd_adapter_t *pAdapter = NULL; |
| 1152 | tpSirLLStatsResults linkLayerStatsResults = (tpSirLLStatsResults) pRsp; |
| 1153 | int status; |
| 1154 | |
| 1155 | status = wlan_hdd_validate_context(pHddCtx); |
| 1156 | |
| 1157 | if (0 != status) { |
| 1158 | hddLog(CDF_TRACE_LEVEL_ERROR, FL("HDD context is not valid")); |
| 1159 | return; |
| 1160 | } |
| 1161 | |
| 1162 | pAdapter = hdd_get_adapter_by_vdev(pHddCtx, |
| 1163 | linkLayerStatsResults->ifaceId); |
| 1164 | |
| 1165 | if (NULL == pAdapter) { |
| 1166 | CDF_TRACE(CDF_MODULE_ID_HDD, CDF_TRACE_LEVEL_ERROR, |
| 1167 | "%s: vdev_id %d does not exist with host", |
| 1168 | __func__, linkLayerStatsResults->ifaceId); |
| 1169 | return; |
| 1170 | } |
| 1171 | |
| 1172 | CDF_TRACE(CDF_MODULE_ID_HDD, CDF_TRACE_LEVEL_INFO, |
| 1173 | "%s: Link Layer Indication indType: %d", __func__, indType); |
| 1174 | |
| 1175 | switch (indType) { |
| 1176 | case SIR_HAL_LL_STATS_RESULTS_RSP: |
| 1177 | { |
| 1178 | hddLog(CDF_TRACE_LEVEL_INFO, |
| 1179 | FL("RESPONSE SIR_HAL_LL_STATS_RESULTS_RSP")); |
| 1180 | hddLog(CDF_TRACE_LEVEL_INFO, |
| 1181 | "LL_STATS RESULTS RESPONSE paramID = 0x%x", |
| 1182 | linkLayerStatsResults->paramId); |
| 1183 | hddLog(CDF_TRACE_LEVEL_INFO, |
| 1184 | "LL_STATS RESULTS RESPONSE ifaceId = %u", |
| 1185 | linkLayerStatsResults->ifaceId); |
| 1186 | hddLog(CDF_TRACE_LEVEL_INFO, |
| 1187 | "LL_STATS RESULTS RESPONSE respId = %u", |
| 1188 | linkLayerStatsResults->rspId); |
| 1189 | hddLog(CDF_TRACE_LEVEL_INFO, |
| 1190 | "LL_STATS RESULTS RESPONSE more data = %u", |
| 1191 | linkLayerStatsResults->moreResultToFollow); |
| 1192 | hddLog(CDF_TRACE_LEVEL_INFO, |
| 1193 | "LL_STATS RESULTS RESPONSE num radio = %u", |
| 1194 | linkLayerStatsResults->num_radio); |
| 1195 | hddLog(CDF_TRACE_LEVEL_INFO, |
| 1196 | "LL_STATS RESULTS RESPONSE result = %p", |
| 1197 | linkLayerStatsResults->results); |
| 1198 | |
| 1199 | context = &ll_stats_context; |
| 1200 | spin_lock(&context->context_lock); |
| 1201 | /* validate response received from target */ |
| 1202 | if ((context->request_id != linkLayerStatsResults->rspId) || |
| 1203 | !(context->request_bitmap & linkLayerStatsResults->paramId)) { |
| 1204 | spin_unlock(&context->context_lock); |
| 1205 | hddLog(LOGE, |
| 1206 | FL("Error : Request id %d response id %d request bitmap 0x%x response bitmap 0x%x"), |
| 1207 | context->request_id, linkLayerStatsResults->rspId, |
| 1208 | context->request_bitmap, linkLayerStatsResults->paramId); |
| 1209 | return; |
| 1210 | } |
| 1211 | spin_unlock(&context->context_lock); |
| 1212 | |
| 1213 | if (linkLayerStatsResults-> |
| 1214 | paramId & WMI_LINK_STATS_RADIO) { |
| 1215 | hdd_link_layer_process_radio_stats(pAdapter, |
| 1216 | linkLayerStatsResults->moreResultToFollow, |
| 1217 | (tpSirWifiRadioStat)linkLayerStatsResults->results, |
| 1218 | linkLayerStatsResults->num_radio); |
| 1219 | |
| 1220 | spin_lock(&context->context_lock); |
| 1221 | if (!linkLayerStatsResults->moreResultToFollow) |
| 1222 | context->request_bitmap &= ~(WMI_LINK_STATS_RADIO); |
| 1223 | spin_unlock(&context->context_lock); |
| 1224 | |
| 1225 | } else if (linkLayerStatsResults-> |
| 1226 | paramId & WMI_LINK_STATS_IFACE) { |
| 1227 | hdd_link_layer_process_iface_stats(pAdapter, |
| 1228 | (tpSirWifiIfaceStat)linkLayerStatsResults->results, |
| 1229 | linkLayerStatsResults->num_peers); |
| 1230 | |
| 1231 | spin_lock(&context->context_lock); |
Srinivas Dasari | 6946a79 | 2015-09-28 15:01:49 +0530 | [diff] [blame] | 1232 | /* Firmware doesn't send peerstats event if no peers are |
| 1233 | * connected. HDD should not wait for any peerstats in |
| 1234 | * this case and return the status to middleware after |
| 1235 | * receiving iface stats |
| 1236 | */ |
| 1237 | if (!linkLayerStatsResults->num_peers) |
| 1238 | context->request_bitmap &= |
| 1239 | ~(WMI_LINK_STATS_ALL_PEER); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1240 | context->request_bitmap &= ~(WMI_LINK_STATS_IFACE); |
| 1241 | spin_unlock(&context->context_lock); |
| 1242 | |
| 1243 | } else if (linkLayerStatsResults-> |
| 1244 | paramId & WMI_LINK_STATS_ALL_PEER) { |
| 1245 | hdd_link_layer_process_peer_stats(pAdapter, |
| 1246 | linkLayerStatsResults->moreResultToFollow, |
| 1247 | (tpSirWifiPeerStat)linkLayerStatsResults->results); |
| 1248 | |
| 1249 | spin_lock(&context->context_lock); |
| 1250 | if (!linkLayerStatsResults->moreResultToFollow) |
| 1251 | context->request_bitmap &= ~(WMI_LINK_STATS_ALL_PEER); |
| 1252 | spin_unlock(&context->context_lock); |
| 1253 | |
| 1254 | } else { |
| 1255 | hddLog(LOGE, |
| 1256 | FL("INVALID LL_STATS_NOTIFY RESPONSE")); |
| 1257 | } |
| 1258 | |
| 1259 | spin_lock(&context->context_lock); |
| 1260 | /* complete response event if all requests are completed */ |
| 1261 | if (0 == context->request_bitmap) |
| 1262 | complete(&context->response_event); |
| 1263 | spin_unlock(&context->context_lock); |
| 1264 | |
| 1265 | break; |
| 1266 | } |
| 1267 | default: |
| 1268 | hddLog(CDF_TRACE_LEVEL_ERROR, "invalid event type %d", indType); |
| 1269 | break; |
| 1270 | } |
| 1271 | |
| 1272 | return; |
| 1273 | } |
| 1274 | |
| 1275 | /** |
| 1276 | * wlan_hdd_cfg80211_link_layer_stats_init() - initialize link layer stats |
| 1277 | * @pHddCtx: Pointer to hdd context |
| 1278 | * |
| 1279 | * Return: None |
| 1280 | */ |
| 1281 | void wlan_hdd_cfg80211_link_layer_stats_init(hdd_context_t *pHddCtx) |
| 1282 | { |
| 1283 | sme_set_link_layer_stats_ind_cb(pHddCtx->hHal, |
| 1284 | wlan_hdd_cfg80211_link_layer_stats_callback); |
| 1285 | } |
| 1286 | |
| 1287 | const struct |
| 1288 | nla_policy |
| 1289 | qca_wlan_vendor_ll_set_policy[QCA_WLAN_VENDOR_ATTR_LL_STATS_SET_MAX + 1] = { |
| 1290 | [QCA_WLAN_VENDOR_ATTR_LL_STATS_SET_CONFIG_MPDU_SIZE_THRESHOLD] = { |
| 1291 | .type = NLA_U32}, |
| 1292 | [QCA_WLAN_VENDOR_ATTR_LL_STATS_SET_CONFIG_AGGRESSIVE_STATS_GATHERING] = { |
| 1293 | .type = NLA_U32}, |
| 1294 | }; |
| 1295 | |
| 1296 | /** |
| 1297 | * __wlan_hdd_cfg80211_ll_stats_set() - set link layer stats |
| 1298 | * @wiphy: Pointer to wiphy |
| 1299 | * @wdev: Pointer to wdev |
| 1300 | * @data: Pointer to data |
| 1301 | * @data_len: Data length |
| 1302 | * |
| 1303 | * Return: int |
| 1304 | */ |
| 1305 | static int |
| 1306 | __wlan_hdd_cfg80211_ll_stats_set(struct wiphy *wiphy, |
| 1307 | struct wireless_dev *wdev, |
| 1308 | const void *data, |
| 1309 | int data_len) |
| 1310 | { |
| 1311 | int status; |
| 1312 | struct nlattr *tb_vendor[QCA_WLAN_VENDOR_ATTR_LL_STATS_SET_MAX + 1]; |
| 1313 | tSirLLStatsSetReq LinkLayerStatsSetReq; |
| 1314 | struct net_device *dev = wdev->netdev; |
| 1315 | hdd_adapter_t *pAdapter = WLAN_HDD_GET_PRIV_PTR(dev); |
| 1316 | hdd_context_t *pHddCtx = wiphy_priv(wiphy); |
| 1317 | |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 1318 | ENTER(); |
| 1319 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1320 | if (CDF_FTM_MODE == hdd_get_conparam()) { |
| 1321 | hdd_err("Command not allowed in FTM mode"); |
| 1322 | return -EPERM; |
| 1323 | } |
| 1324 | |
| 1325 | status = wlan_hdd_validate_context(pHddCtx); |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 1326 | if (0 != status) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1327 | return -EINVAL; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1328 | |
| 1329 | if (nla_parse(tb_vendor, QCA_WLAN_VENDOR_ATTR_LL_STATS_SET_MAX, |
| 1330 | (struct nlattr *)data, |
| 1331 | data_len, qca_wlan_vendor_ll_set_policy)) { |
| 1332 | hddLog(CDF_TRACE_LEVEL_ERROR, |
| 1333 | FL("maximum attribute not present")); |
| 1334 | return -EINVAL; |
| 1335 | } |
| 1336 | |
| 1337 | if (!tb_vendor |
| 1338 | [QCA_WLAN_VENDOR_ATTR_LL_STATS_SET_CONFIG_MPDU_SIZE_THRESHOLD]) { |
| 1339 | hddLog(CDF_TRACE_LEVEL_ERROR, FL("MPDU size Not present")); |
| 1340 | return -EINVAL; |
| 1341 | } |
| 1342 | |
| 1343 | if (!tb_vendor |
| 1344 | [QCA_WLAN_VENDOR_ATTR_LL_STATS_SET_CONFIG_AGGRESSIVE_STATS_GATHERING]) { |
| 1345 | hddLog(CDF_TRACE_LEVEL_ERROR, |
| 1346 | FL("Stats Gathering Not Present")); |
| 1347 | return -EINVAL; |
| 1348 | } |
| 1349 | |
| 1350 | /* Shall take the request Id if the Upper layers pass. 1 For now. */ |
| 1351 | LinkLayerStatsSetReq.reqId = 1; |
| 1352 | |
| 1353 | LinkLayerStatsSetReq.mpduSizeThreshold = |
| 1354 | nla_get_u32(tb_vendor |
| 1355 | [QCA_WLAN_VENDOR_ATTR_LL_STATS_SET_CONFIG_MPDU_SIZE_THRESHOLD]); |
| 1356 | |
| 1357 | LinkLayerStatsSetReq.aggressiveStatisticsGathering = |
| 1358 | nla_get_u32(tb_vendor |
| 1359 | [QCA_WLAN_VENDOR_ATTR_LL_STATS_SET_CONFIG_AGGRESSIVE_STATS_GATHERING]); |
| 1360 | |
| 1361 | LinkLayerStatsSetReq.staId = pAdapter->sessionId; |
| 1362 | |
| 1363 | hddLog(CDF_TRACE_LEVEL_INFO, |
| 1364 | "LL_STATS_SET reqId = %d", LinkLayerStatsSetReq.reqId); |
| 1365 | hddLog(CDF_TRACE_LEVEL_INFO, |
| 1366 | "LL_STATS_SET staId = %d", LinkLayerStatsSetReq.staId); |
| 1367 | hddLog(CDF_TRACE_LEVEL_INFO, |
| 1368 | "LL_STATS_SET mpduSizeThreshold = %d", |
| 1369 | LinkLayerStatsSetReq.mpduSizeThreshold); |
| 1370 | hddLog(CDF_TRACE_LEVEL_INFO, |
| 1371 | "LL_STATS_SET aggressive Statistics Gathering = %d", |
| 1372 | LinkLayerStatsSetReq.aggressiveStatisticsGathering); |
| 1373 | |
| 1374 | if (CDF_STATUS_SUCCESS != sme_ll_stats_set_req(pHddCtx->hHal, |
| 1375 | &LinkLayerStatsSetReq)) { |
| 1376 | hddLog(CDF_TRACE_LEVEL_ERROR, "%s:" |
| 1377 | "sme_ll_stats_set_req Failed", __func__); |
| 1378 | return -EINVAL; |
| 1379 | } |
| 1380 | |
| 1381 | pAdapter->isLinkLayerStatsSet = 1; |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 1382 | EXIT(); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1383 | return 0; |
| 1384 | } |
| 1385 | |
| 1386 | /** |
| 1387 | * wlan_hdd_cfg80211_ll_stats_set() - set ll stats |
| 1388 | * @wiphy: Pointer to wiphy |
| 1389 | * @wdev: Pointer to wdev |
| 1390 | * @data: Pointer to data |
| 1391 | * @data_len: Data length |
| 1392 | * |
| 1393 | * Return: 0 if success, non-zero for failure |
| 1394 | */ |
| 1395 | int wlan_hdd_cfg80211_ll_stats_set(struct wiphy *wiphy, |
| 1396 | struct wireless_dev *wdev, |
| 1397 | const void *data, |
| 1398 | int data_len) |
| 1399 | { |
| 1400 | int ret = 0; |
| 1401 | |
| 1402 | cds_ssr_protect(__func__); |
| 1403 | ret = __wlan_hdd_cfg80211_ll_stats_set(wiphy, wdev, data, data_len); |
| 1404 | cds_ssr_unprotect(__func__); |
| 1405 | |
| 1406 | return ret; |
| 1407 | } |
| 1408 | |
| 1409 | const struct |
| 1410 | nla_policy |
| 1411 | qca_wlan_vendor_ll_get_policy[QCA_WLAN_VENDOR_ATTR_LL_STATS_GET_MAX + 1] = { |
| 1412 | /* Unsigned 32bit value provided by the caller issuing the GET stats |
| 1413 | * command. When reporting |
| 1414 | * the stats results, the driver uses the same value to indicate |
| 1415 | * which GET request the results |
| 1416 | * correspond to. |
| 1417 | */ |
| 1418 | [QCA_WLAN_VENDOR_ATTR_LL_STATS_GET_CONFIG_REQ_ID] = {.type = NLA_U32}, |
| 1419 | |
| 1420 | /* Unsigned 32bit value . bit mask to identify what statistics are |
| 1421 | requested for retrieval */ |
| 1422 | [QCA_WLAN_VENDOR_ATTR_LL_STATS_GET_CONFIG_REQ_MASK] = {.type = NLA_U32} |
| 1423 | }; |
| 1424 | |
| 1425 | /** |
| 1426 | * __wlan_hdd_cfg80211_ll_stats_get() - get link layer stats |
| 1427 | * @wiphy: Pointer to wiphy |
| 1428 | * @wdev: Pointer to wdev |
| 1429 | * @data: Pointer to data |
| 1430 | * @data_len: Data length |
| 1431 | * |
| 1432 | * Return: int |
| 1433 | */ |
| 1434 | static int |
| 1435 | __wlan_hdd_cfg80211_ll_stats_get(struct wiphy *wiphy, |
| 1436 | struct wireless_dev *wdev, |
| 1437 | const void *data, |
| 1438 | int data_len) |
| 1439 | { |
| 1440 | unsigned long rc; |
| 1441 | struct hdd_ll_stats_context *context; |
| 1442 | hdd_context_t *pHddCtx = wiphy_priv(wiphy); |
| 1443 | struct nlattr *tb_vendor[QCA_WLAN_VENDOR_ATTR_LL_STATS_GET_MAX + 1]; |
| 1444 | tSirLLStatsGetReq LinkLayerStatsGetReq; |
| 1445 | struct net_device *dev = wdev->netdev; |
| 1446 | hdd_adapter_t *pAdapter = WLAN_HDD_GET_PRIV_PTR(dev); |
| 1447 | int status; |
| 1448 | |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 1449 | ENTER(); |
| 1450 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1451 | if (CDF_FTM_MODE == hdd_get_conparam()) { |
| 1452 | hdd_err("Command not allowed in FTM mode"); |
| 1453 | return -EPERM; |
| 1454 | } |
| 1455 | |
| 1456 | status = wlan_hdd_validate_context(pHddCtx); |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 1457 | if (0 != status) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1458 | return -EINVAL; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1459 | |
| 1460 | if (!pAdapter->isLinkLayerStatsSet) { |
Srinivas Girigowda | f2599dd | 2015-11-16 18:20:46 -0800 | [diff] [blame^] | 1461 | hdd_warn("isLinkLayerStatsSet : %d", pAdapter->isLinkLayerStatsSet); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1462 | return -EINVAL; |
| 1463 | } |
| 1464 | |
| 1465 | if (nla_parse(tb_vendor, QCA_WLAN_VENDOR_ATTR_LL_STATS_GET_MAX, |
| 1466 | (struct nlattr *)data, |
| 1467 | data_len, qca_wlan_vendor_ll_get_policy)) { |
| 1468 | hddLog(CDF_TRACE_LEVEL_ERROR, FL("max attribute not present")); |
| 1469 | return -EINVAL; |
| 1470 | } |
| 1471 | |
| 1472 | if (!tb_vendor[QCA_WLAN_VENDOR_ATTR_LL_STATS_GET_CONFIG_REQ_ID]) { |
| 1473 | hddLog(CDF_TRACE_LEVEL_ERROR, FL("Request Id Not present")); |
| 1474 | return -EINVAL; |
| 1475 | } |
| 1476 | |
| 1477 | if (!tb_vendor[QCA_WLAN_VENDOR_ATTR_LL_STATS_GET_CONFIG_REQ_MASK]) { |
| 1478 | hddLog(CDF_TRACE_LEVEL_ERROR, FL("Req Mask Not present")); |
| 1479 | return -EINVAL; |
| 1480 | } |
| 1481 | |
| 1482 | LinkLayerStatsGetReq.reqId = |
| 1483 | nla_get_u32(tb_vendor |
| 1484 | [QCA_WLAN_VENDOR_ATTR_LL_STATS_GET_CONFIG_REQ_ID]); |
| 1485 | LinkLayerStatsGetReq.paramIdMask = |
| 1486 | nla_get_u32(tb_vendor |
| 1487 | [QCA_WLAN_VENDOR_ATTR_LL_STATS_GET_CONFIG_REQ_MASK]); |
| 1488 | |
| 1489 | LinkLayerStatsGetReq.staId = pAdapter->sessionId; |
| 1490 | |
| 1491 | hddLog(LOG1, |
| 1492 | FL("LL_STATS_GET reqId = %d"), LinkLayerStatsGetReq.reqId); |
| 1493 | hddLog(LOG1, |
| 1494 | FL("LL_STATS_GET staId = %d"), LinkLayerStatsGetReq.staId); |
| 1495 | hddLog(LOG1, |
| 1496 | FL("LL_STATS_GET paramIdMask = %d"), |
| 1497 | LinkLayerStatsGetReq.paramIdMask); |
| 1498 | |
| 1499 | context = &ll_stats_context; |
| 1500 | spin_lock(&context->context_lock); |
| 1501 | context->request_id = LinkLayerStatsGetReq.reqId; |
| 1502 | context->request_bitmap = LinkLayerStatsGetReq.paramIdMask; |
| 1503 | INIT_COMPLETION(context->response_event); |
| 1504 | spin_unlock(&context->context_lock); |
| 1505 | |
| 1506 | if (CDF_STATUS_SUCCESS != sme_ll_stats_get_req(pHddCtx->hHal, |
| 1507 | &LinkLayerStatsGetReq)) { |
| 1508 | hddLog(CDF_TRACE_LEVEL_ERROR, "%s:" |
| 1509 | "sme_ll_stats_get_req Failed", __func__); |
| 1510 | return -EINVAL; |
| 1511 | } |
| 1512 | |
| 1513 | rc = wait_for_completion_timeout(&context->response_event, |
| 1514 | msecs_to_jiffies(WLAN_WAIT_TIME_LL_STATS)); |
| 1515 | if (!rc) { |
| 1516 | hddLog(LOGE, |
| 1517 | FL("Target response timed out request id %d request bitmap 0x%x"), |
| 1518 | context->request_id, context->request_bitmap); |
| 1519 | return -ETIMEDOUT; |
| 1520 | } |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 1521 | EXIT(); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1522 | return 0; |
| 1523 | } |
| 1524 | |
| 1525 | /** |
| 1526 | * wlan_hdd_cfg80211_ll_stats_get() - get ll stats |
| 1527 | * @wiphy: Pointer to wiphy |
| 1528 | * @wdev: Pointer to wdev |
| 1529 | * @data: Pointer to data |
| 1530 | * @data_len: Data length |
| 1531 | * |
| 1532 | * Return: 0 if success, non-zero for failure |
| 1533 | */ |
| 1534 | int wlan_hdd_cfg80211_ll_stats_get(struct wiphy *wiphy, |
| 1535 | struct wireless_dev *wdev, |
| 1536 | const void *data, |
| 1537 | int data_len) |
| 1538 | { |
| 1539 | int ret = 0; |
| 1540 | |
| 1541 | cds_ssr_protect(__func__); |
| 1542 | ret = __wlan_hdd_cfg80211_ll_stats_get(wiphy, wdev, data, data_len); |
| 1543 | cds_ssr_unprotect(__func__); |
| 1544 | |
| 1545 | return ret; |
| 1546 | } |
| 1547 | |
| 1548 | const struct |
| 1549 | nla_policy |
| 1550 | qca_wlan_vendor_ll_clr_policy[QCA_WLAN_VENDOR_ATTR_LL_STATS_CLR_MAX + 1] = { |
| 1551 | [QCA_WLAN_VENDOR_ATTR_LL_STATS_CLR_CONFIG_REQ_MASK] = {.type = NLA_U32}, |
| 1552 | [QCA_WLAN_VENDOR_ATTR_LL_STATS_CLR_CONFIG_STOP_REQ] = {.type = NLA_U8}, |
| 1553 | [QCA_WLAN_VENDOR_ATTR_LL_STATS_CLR_CONFIG_RSP_MASK] = {.type = NLA_U32}, |
| 1554 | [QCA_WLAN_VENDOR_ATTR_LL_STATS_CLR_CONFIG_STOP_RSP] = {.type = NLA_U8}, |
| 1555 | }; |
| 1556 | |
| 1557 | /** |
| 1558 | * __wlan_hdd_cfg80211_ll_stats_clear() - clear link layer stats |
| 1559 | * @wiphy: Pointer to wiphy |
| 1560 | * @wdev: Pointer to wdev |
| 1561 | * @data: Pointer to data |
| 1562 | * @data_len: Data length |
| 1563 | * |
| 1564 | * Return: int |
| 1565 | */ |
| 1566 | static int |
| 1567 | __wlan_hdd_cfg80211_ll_stats_clear(struct wiphy *wiphy, |
| 1568 | struct wireless_dev *wdev, |
| 1569 | const void *data, |
| 1570 | int data_len) |
| 1571 | { |
| 1572 | hdd_context_t *pHddCtx = wiphy_priv(wiphy); |
| 1573 | struct nlattr *tb_vendor[QCA_WLAN_VENDOR_ATTR_LL_STATS_CLR_MAX + 1]; |
| 1574 | tSirLLStatsClearReq LinkLayerStatsClearReq; |
| 1575 | struct net_device *dev = wdev->netdev; |
| 1576 | hdd_adapter_t *pAdapter = WLAN_HDD_GET_PRIV_PTR(dev); |
| 1577 | u32 statsClearReqMask; |
| 1578 | u8 stopReq; |
| 1579 | int status; |
| 1580 | struct sk_buff *temp_skbuff; |
| 1581 | |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 1582 | ENTER(); |
| 1583 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1584 | if (CDF_FTM_MODE == hdd_get_conparam()) { |
| 1585 | hdd_err("Command not allowed in FTM mode"); |
| 1586 | return -EPERM; |
| 1587 | } |
| 1588 | |
| 1589 | status = wlan_hdd_validate_context(pHddCtx); |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 1590 | if (0 != status) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1591 | return -EINVAL; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1592 | |
| 1593 | if (!pAdapter->isLinkLayerStatsSet) { |
| 1594 | hddLog(CDF_TRACE_LEVEL_FATAL, |
| 1595 | "%s: isLinkLayerStatsSet : %d", |
| 1596 | __func__, pAdapter->isLinkLayerStatsSet); |
| 1597 | return -EINVAL; |
| 1598 | } |
| 1599 | |
| 1600 | if (nla_parse(tb_vendor, QCA_WLAN_VENDOR_ATTR_LL_STATS_CLR_MAX, |
| 1601 | (struct nlattr *)data, |
| 1602 | data_len, qca_wlan_vendor_ll_clr_policy)) { |
| 1603 | hddLog(CDF_TRACE_LEVEL_ERROR, |
| 1604 | FL("STATS_CLR_MAX is not present")); |
| 1605 | return -EINVAL; |
| 1606 | } |
| 1607 | |
| 1608 | if (!tb_vendor[QCA_WLAN_VENDOR_ATTR_LL_STATS_CLR_CONFIG_REQ_MASK] || |
| 1609 | !tb_vendor[QCA_WLAN_VENDOR_ATTR_LL_STATS_CLR_CONFIG_STOP_REQ]) { |
| 1610 | hddLog(CDF_TRACE_LEVEL_ERROR, |
| 1611 | FL("Error in LL_STATS CLR CONFIG PARA")); |
| 1612 | return -EINVAL; |
| 1613 | } |
| 1614 | |
| 1615 | statsClearReqMask = LinkLayerStatsClearReq.statsClearReqMask = |
| 1616 | nla_get_u32(tb_vendor |
| 1617 | [QCA_WLAN_VENDOR_ATTR_LL_STATS_CLR_CONFIG_REQ_MASK]); |
| 1618 | |
| 1619 | stopReq = LinkLayerStatsClearReq.stopReq = |
| 1620 | nla_get_u8(tb_vendor |
| 1621 | [QCA_WLAN_VENDOR_ATTR_LL_STATS_CLR_CONFIG_STOP_REQ]); |
| 1622 | |
| 1623 | /* |
| 1624 | * Shall take the request Id if the Upper layers pass. 1 For now. |
| 1625 | */ |
| 1626 | LinkLayerStatsClearReq.reqId = 1; |
| 1627 | |
| 1628 | LinkLayerStatsClearReq.staId = pAdapter->sessionId; |
| 1629 | |
| 1630 | hddLog(CDF_TRACE_LEVEL_INFO, |
| 1631 | "LL_STATS_CLEAR reqId = %d", LinkLayerStatsClearReq.reqId); |
| 1632 | hddLog(CDF_TRACE_LEVEL_INFO, |
| 1633 | "LL_STATS_CLEAR staId = %d", LinkLayerStatsClearReq.staId); |
| 1634 | hddLog(CDF_TRACE_LEVEL_INFO, |
| 1635 | "LL_STATS_CLEAR statsClearReqMask = 0x%X", |
| 1636 | LinkLayerStatsClearReq.statsClearReqMask); |
| 1637 | hddLog(CDF_TRACE_LEVEL_INFO, |
| 1638 | "LL_STATS_CLEAR stopReq = %d", LinkLayerStatsClearReq.stopReq); |
| 1639 | |
| 1640 | if (CDF_STATUS_SUCCESS == sme_ll_stats_clear_req(pHddCtx->hHal, |
| 1641 | &LinkLayerStatsClearReq)) { |
| 1642 | temp_skbuff = cfg80211_vendor_cmd_alloc_reply_skb(wiphy, |
| 1643 | 2 * |
| 1644 | sizeof(u32) + |
| 1645 | 2 * |
| 1646 | NLMSG_HDRLEN); |
| 1647 | if (temp_skbuff != NULL) { |
| 1648 | if (nla_put_u32(temp_skbuff, |
| 1649 | QCA_WLAN_VENDOR_ATTR_LL_STATS_CLR_CONFIG_RSP_MASK, |
| 1650 | statsClearReqMask) || |
| 1651 | nla_put_u32(temp_skbuff, |
| 1652 | QCA_WLAN_VENDOR_ATTR_LL_STATS_CLR_CONFIG_STOP_RSP, |
| 1653 | stopReq)) { |
| 1654 | hddLog(CDF_TRACE_LEVEL_ERROR, |
| 1655 | FL("LL_STATS_CLR put fail")); |
| 1656 | kfree_skb(temp_skbuff); |
| 1657 | return -EINVAL; |
| 1658 | } |
| 1659 | |
| 1660 | /* If the ask is to stop the stats collection as part of clear |
| 1661 | * (stopReq = 1) , ensure that no further requests of get |
| 1662 | * go to the firmware by having isLinkLayerStatsSet set to 0. |
| 1663 | * However it the stopReq as part of the clear request is 0 , |
| 1664 | * the request to get the statistics are honoured as in this |
| 1665 | * case the firmware is just asked to clear the statistics. |
| 1666 | */ |
| 1667 | if (stopReq == 1) |
| 1668 | pAdapter->isLinkLayerStatsSet = 0; |
| 1669 | |
| 1670 | return cfg80211_vendor_cmd_reply(temp_skbuff); |
| 1671 | } |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 1672 | EXIT(); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1673 | return -ENOMEM; |
| 1674 | } |
| 1675 | |
| 1676 | return -EINVAL; |
| 1677 | } |
| 1678 | |
| 1679 | /** |
| 1680 | * wlan_hdd_cfg80211_ll_stats_clear() - clear ll stats |
| 1681 | * @wiphy: Pointer to wiphy |
| 1682 | * @wdev: Pointer to wdev |
| 1683 | * @data: Pointer to data |
| 1684 | * @data_len: Data length |
| 1685 | * |
| 1686 | * Return: 0 if success, non-zero for failure |
| 1687 | */ |
| 1688 | int wlan_hdd_cfg80211_ll_stats_clear(struct wiphy *wiphy, |
| 1689 | struct wireless_dev *wdev, |
| 1690 | const void *data, |
| 1691 | int data_len) |
| 1692 | { |
| 1693 | int ret = 0; |
| 1694 | |
| 1695 | cds_ssr_protect(__func__); |
| 1696 | ret = __wlan_hdd_cfg80211_ll_stats_clear(wiphy, wdev, data, data_len); |
| 1697 | cds_ssr_unprotect(__func__); |
| 1698 | |
| 1699 | return ret; |
| 1700 | } |
| 1701 | |
| 1702 | #endif /* WLAN_FEATURE_LINK_LAYER_STATS */ |
| 1703 | |
| 1704 | #ifdef WLAN_FEATURE_STATS_EXT |
| 1705 | /** |
| 1706 | * __wlan_hdd_cfg80211_stats_ext_request() - ext stats request |
| 1707 | * @wiphy: Pointer to wiphy |
| 1708 | * @wdev: Pointer to wdev |
| 1709 | * @data: Pointer to data |
| 1710 | * @data_len: Data length |
| 1711 | * |
| 1712 | * Return: int |
| 1713 | */ |
| 1714 | static int __wlan_hdd_cfg80211_stats_ext_request(struct wiphy *wiphy, |
| 1715 | struct wireless_dev *wdev, |
| 1716 | const void *data, |
| 1717 | int data_len) |
| 1718 | { |
| 1719 | tStatsExtRequestReq stats_ext_req; |
| 1720 | struct net_device *dev = wdev->netdev; |
| 1721 | hdd_adapter_t *pAdapter = WLAN_HDD_GET_PRIV_PTR(dev); |
| 1722 | int ret_val; |
| 1723 | CDF_STATUS status; |
| 1724 | hdd_context_t *hdd_ctx = wiphy_priv(wiphy); |
| 1725 | |
| 1726 | ENTER(); |
| 1727 | |
| 1728 | ret_val = wlan_hdd_validate_context(hdd_ctx); |
| 1729 | if (ret_val) |
| 1730 | return ret_val; |
| 1731 | |
| 1732 | if (CDF_FTM_MODE == hdd_get_conparam()) { |
| 1733 | hdd_err("Command not allowed in FTM mode"); |
| 1734 | return -EPERM; |
| 1735 | } |
| 1736 | |
| 1737 | stats_ext_req.request_data_len = data_len; |
| 1738 | stats_ext_req.request_data = (void *)data; |
| 1739 | |
| 1740 | status = sme_stats_ext_request(pAdapter->sessionId, &stats_ext_req); |
| 1741 | |
| 1742 | if (CDF_STATUS_SUCCESS != status) |
| 1743 | ret_val = -EINVAL; |
| 1744 | |
| 1745 | return ret_val; |
| 1746 | } |
| 1747 | |
| 1748 | /** |
| 1749 | * wlan_hdd_cfg80211_stats_ext_request() - ext stats request |
| 1750 | * @wiphy: Pointer to wiphy |
| 1751 | * @wdev: Pointer to wdev |
| 1752 | * @data: Pointer to data |
| 1753 | * @data_len: Data length |
| 1754 | * |
| 1755 | * Return: int |
| 1756 | */ |
| 1757 | int wlan_hdd_cfg80211_stats_ext_request(struct wiphy *wiphy, |
| 1758 | struct wireless_dev *wdev, |
| 1759 | const void *data, |
| 1760 | int data_len) |
| 1761 | { |
| 1762 | int ret; |
| 1763 | |
| 1764 | cds_ssr_protect(__func__); |
| 1765 | ret = __wlan_hdd_cfg80211_stats_ext_request(wiphy, wdev, |
| 1766 | data, data_len); |
| 1767 | cds_ssr_unprotect(__func__); |
| 1768 | |
| 1769 | return ret; |
| 1770 | } |
| 1771 | |
| 1772 | /** |
| 1773 | * wlan_hdd_cfg80211_stats_ext_callback() - ext stats callback |
| 1774 | * @ctx: Pointer to HDD context |
| 1775 | * @msg: Message received |
| 1776 | * |
| 1777 | * Return: nothing |
| 1778 | */ |
| 1779 | static void wlan_hdd_cfg80211_stats_ext_callback(void *ctx, |
| 1780 | tStatsExtEvent *msg) |
| 1781 | { |
| 1782 | |
| 1783 | hdd_context_t *pHddCtx = (hdd_context_t *) ctx; |
| 1784 | struct sk_buff *vendor_event; |
| 1785 | int status; |
| 1786 | int ret_val; |
| 1787 | tStatsExtEvent *data = msg; |
| 1788 | hdd_adapter_t *pAdapter = NULL; |
| 1789 | |
| 1790 | status = wlan_hdd_validate_context(pHddCtx); |
| 1791 | |
| 1792 | if (0 != status) { |
| 1793 | CDF_TRACE(CDF_MODULE_ID_HDD, CDF_TRACE_LEVEL_ERROR, |
| 1794 | "%s: HDD context is not valid", __func__); |
| 1795 | return; |
| 1796 | } |
| 1797 | |
| 1798 | pAdapter = hdd_get_adapter_by_vdev(pHddCtx, data->vdev_id); |
| 1799 | |
| 1800 | if (NULL == pAdapter) { |
| 1801 | CDF_TRACE(CDF_MODULE_ID_HDD, CDF_TRACE_LEVEL_ERROR, |
| 1802 | "%s: vdev_id %d does not exist with host", |
| 1803 | __func__, data->vdev_id); |
| 1804 | return; |
| 1805 | } |
| 1806 | |
| 1807 | vendor_event = cfg80211_vendor_event_alloc(pHddCtx->wiphy, |
| 1808 | NULL, |
| 1809 | data->event_data_len + |
| 1810 | sizeof(uint32_t) + |
| 1811 | NLMSG_HDRLEN + NLMSG_HDRLEN, |
| 1812 | QCA_NL80211_VENDOR_SUBCMD_STATS_EXT_INDEX, |
| 1813 | GFP_KERNEL); |
| 1814 | |
| 1815 | if (!vendor_event) { |
| 1816 | CDF_TRACE(CDF_MODULE_ID_HDD, CDF_TRACE_LEVEL_ERROR, |
| 1817 | "%s: cfg80211_vendor_event_alloc failed", __func__); |
| 1818 | return; |
| 1819 | } |
| 1820 | |
| 1821 | ret_val = nla_put_u32(vendor_event, QCA_WLAN_VENDOR_ATTR_IFINDEX, |
| 1822 | pAdapter->dev->ifindex); |
| 1823 | if (ret_val) { |
| 1824 | CDF_TRACE(CDF_MODULE_ID_HDD, CDF_TRACE_LEVEL_ERROR, |
| 1825 | "%s: QCA_WLAN_VENDOR_ATTR_IFINDEX put fail", |
| 1826 | __func__); |
| 1827 | kfree_skb(vendor_event); |
| 1828 | |
| 1829 | return; |
| 1830 | } |
| 1831 | |
| 1832 | ret_val = nla_put(vendor_event, QCA_WLAN_VENDOR_ATTR_STATS_EXT, |
| 1833 | data->event_data_len, data->event_data); |
| 1834 | |
| 1835 | if (ret_val) { |
| 1836 | CDF_TRACE(CDF_MODULE_ID_HDD, CDF_TRACE_LEVEL_ERROR, |
| 1837 | "%s: QCA_WLAN_VENDOR_ATTR_STATS_EXT put fail", |
| 1838 | __func__); |
| 1839 | kfree_skb(vendor_event); |
| 1840 | |
| 1841 | return; |
| 1842 | } |
| 1843 | |
| 1844 | cfg80211_vendor_event(vendor_event, GFP_KERNEL); |
| 1845 | |
| 1846 | } |
| 1847 | |
| 1848 | /** |
| 1849 | * wlan_hdd_cfg80211_stats_ext_init() - ext stats init |
| 1850 | * @ctx: Pointer to HDD context |
| 1851 | * |
| 1852 | * Return: nothing |
| 1853 | */ |
| 1854 | void wlan_hdd_cfg80211_stats_ext_init(hdd_context_t *pHddCtx) |
| 1855 | { |
| 1856 | sme_stats_ext_register_callback(pHddCtx->hHal, |
| 1857 | wlan_hdd_cfg80211_stats_ext_callback); |
| 1858 | } |
| 1859 | #endif /* End of WLAN_FEATURE_STATS_EXT */ |
| 1860 | |
| 1861 | /** |
| 1862 | * __wlan_hdd_cfg80211_get_station() - get station statistics |
| 1863 | * @wiphy: Pointer to wiphy |
| 1864 | * @dev: Pointer to network device |
| 1865 | * @mac: Pointer to mac |
| 1866 | * @sinfo: Pointer to station info |
| 1867 | * |
| 1868 | * Return: 0 for success, non-zero for failure |
| 1869 | */ |
| 1870 | static int __wlan_hdd_cfg80211_get_station(struct wiphy *wiphy, |
| 1871 | struct net_device *dev, |
| 1872 | const uint8_t *mac, |
| 1873 | struct station_info *sinfo) |
| 1874 | { |
| 1875 | hdd_adapter_t *pAdapter = WLAN_HDD_GET_PRIV_PTR(dev); |
| 1876 | hdd_station_ctx_t *pHddStaCtx = WLAN_HDD_GET_STATION_CTX_PTR(pAdapter); |
| 1877 | int ssidlen = pHddStaCtx->conn_info.SSID.SSID.length; |
| 1878 | uint8_t rate_flags; |
| 1879 | |
| 1880 | hdd_context_t *pHddCtx = (hdd_context_t *) wiphy_priv(wiphy); |
| 1881 | struct hdd_config *pCfg = pHddCtx->config; |
| 1882 | |
| 1883 | uint8_t OperationalRates[CSR_DOT11_SUPPORTED_RATES_MAX]; |
| 1884 | uint32_t ORLeng = CSR_DOT11_SUPPORTED_RATES_MAX; |
| 1885 | uint8_t ExtendedRates[CSR_DOT11_EXTENDED_SUPPORTED_RATES_MAX]; |
| 1886 | uint32_t ERLeng = CSR_DOT11_EXTENDED_SUPPORTED_RATES_MAX; |
| 1887 | uint8_t MCSRates[SIZE_OF_BASIC_MCS_SET]; |
| 1888 | uint32_t MCSLeng = SIZE_OF_BASIC_MCS_SET; |
| 1889 | uint16_t maxRate = 0; |
| 1890 | uint16_t myRate; |
| 1891 | uint16_t currentRate = 0; |
| 1892 | uint8_t maxSpeedMCS = 0; |
| 1893 | uint8_t maxMCSIdx = 0; |
| 1894 | uint8_t rateFlag = 1; |
| 1895 | uint8_t i, j, rssidx; |
| 1896 | uint8_t nss = 1; |
| 1897 | int status, mode = 0, maxHtIdx; |
| 1898 | struct index_vht_data_rate_type *supported_vht_mcs_rate; |
| 1899 | struct index_data_rate_type *supported_mcs_rate; |
| 1900 | |
| 1901 | #ifdef WLAN_FEATURE_11AC |
| 1902 | uint32_t vht_mcs_map; |
| 1903 | enum eDataRate11ACMaxMcs vhtMaxMcs; |
| 1904 | #endif /* WLAN_FEATURE_11AC */ |
| 1905 | |
| 1906 | |
| 1907 | ENTER(); |
| 1908 | |
| 1909 | if (CDF_FTM_MODE == hdd_get_conparam()) { |
| 1910 | hddLog(LOGE, FL("Command not allowed in FTM mode")); |
| 1911 | return -EINVAL; |
| 1912 | } |
| 1913 | |
| 1914 | if ((eConnectionState_Associated != pHddStaCtx->conn_info.connState) || |
| 1915 | (0 == ssidlen)) { |
| 1916 | hddLog(LOG1, FL("Not associated or Invalid ssidlen, %d"), |
| 1917 | ssidlen); |
| 1918 | /*To keep GUI happy */ |
| 1919 | return 0; |
| 1920 | } |
| 1921 | |
| 1922 | if (true == pHddStaCtx->hdd_ReassocScenario) { |
| 1923 | hddLog(LOG1, |
| 1924 | FL("Roaming is in progress, cannot continue with this request")); |
| 1925 | return 0; |
| 1926 | } |
| 1927 | |
| 1928 | status = wlan_hdd_validate_context(pHddCtx); |
| 1929 | |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 1930 | if (0 != status) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1931 | return status; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1932 | |
| 1933 | wlan_hdd_get_rssi(pAdapter, &sinfo->signal); |
| 1934 | sinfo->filled |= STATION_INFO_SIGNAL; |
| 1935 | |
| 1936 | #ifdef WLAN_FEATURE_LPSS |
| 1937 | if (!pAdapter->rssi_send) { |
| 1938 | pAdapter->rssi_send = true; |
Yue Ma | e3eaebe | 2015-10-27 12:42:40 -0700 | [diff] [blame] | 1939 | if (pHddCtx->isUnloadInProgress != true) |
| 1940 | wlan_hdd_send_status_pkg(pAdapter, pHddStaCtx, 1, 1); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1941 | } |
| 1942 | #endif |
| 1943 | |
| 1944 | wlan_hdd_get_station_stats(pAdapter); |
| 1945 | rate_flags = pAdapter->hdd_stats.ClassA_stat.tx_rate_flags; |
| 1946 | |
| 1947 | /* convert to the UI units of 100kbps */ |
| 1948 | myRate = pAdapter->hdd_stats.ClassA_stat.tx_rate * 5; |
| 1949 | if (!(rate_flags & eHAL_TX_RATE_LEGACY)) { |
| 1950 | nss = pAdapter->hdd_stats.ClassA_stat.rx_frag_cnt; |
| 1951 | |
| 1952 | if (eHDD_LINK_SPEED_REPORT_ACTUAL == pCfg->reportMaxLinkSpeed) { |
| 1953 | /* Get current rate flags if report actual */ |
| 1954 | rate_flags = |
| 1955 | pAdapter->hdd_stats.ClassA_stat. |
| 1956 | promiscuous_rx_frag_cnt; |
| 1957 | } |
| 1958 | |
| 1959 | if (pAdapter->hdd_stats.ClassA_stat.mcs_index == |
| 1960 | INVALID_MCS_IDX) { |
| 1961 | rate_flags = eHAL_TX_RATE_LEGACY; |
| 1962 | pAdapter->hdd_stats.ClassA_stat.mcs_index = 0; |
| 1963 | } |
| 1964 | } |
| 1965 | #ifdef LINKSPEED_DEBUG_ENABLED |
| 1966 | pr_info("RSSI %d, RLMS %u, rate %d, rssi high %d, rssi mid %d, rssi low %d, rate_flags 0x%x, MCS %d\n", |
| 1967 | sinfo->signal, pCfg->reportMaxLinkSpeed, myRate, |
| 1968 | (int)pCfg->linkSpeedRssiHigh, (int)pCfg->linkSpeedRssiMid, |
| 1969 | (int)pCfg->linkSpeedRssiLow, (int)rate_flags, |
| 1970 | (int)pAdapter->hdd_stats.ClassA_stat.mcs_index); |
| 1971 | #endif /* LINKSPEED_DEBUG_ENABLED */ |
| 1972 | |
| 1973 | if (eHDD_LINK_SPEED_REPORT_ACTUAL != pCfg->reportMaxLinkSpeed) { |
| 1974 | /* we do not want to necessarily report the current speed */ |
| 1975 | if (eHDD_LINK_SPEED_REPORT_MAX == pCfg->reportMaxLinkSpeed) { |
| 1976 | /* report the max possible speed */ |
| 1977 | rssidx = 0; |
| 1978 | } else if (eHDD_LINK_SPEED_REPORT_MAX_SCALED == |
| 1979 | pCfg->reportMaxLinkSpeed) { |
| 1980 | /* report the max possible speed with RSSI scaling */ |
| 1981 | if (sinfo->signal >= pCfg->linkSpeedRssiHigh) { |
| 1982 | /* report the max possible speed */ |
| 1983 | rssidx = 0; |
| 1984 | } else if (sinfo->signal >= pCfg->linkSpeedRssiMid) { |
| 1985 | /* report middle speed */ |
| 1986 | rssidx = 1; |
| 1987 | } else if (sinfo->signal >= pCfg->linkSpeedRssiLow) { |
| 1988 | /* report middle speed */ |
| 1989 | rssidx = 2; |
| 1990 | } else { |
| 1991 | /* report actual speed */ |
| 1992 | rssidx = 3; |
| 1993 | } |
| 1994 | } else { |
| 1995 | /* unknown, treat as eHDD_LINK_SPEED_REPORT_MAX */ |
| 1996 | hddLog(LOGE, |
| 1997 | FL("Invalid value for reportMaxLinkSpeed: %u"), |
| 1998 | pCfg->reportMaxLinkSpeed); |
| 1999 | rssidx = 0; |
| 2000 | } |
| 2001 | |
| 2002 | maxRate = 0; |
| 2003 | |
| 2004 | /* Get Basic Rate Set */ |
| 2005 | if (0 != |
| 2006 | sme_cfg_get_str(WLAN_HDD_GET_HAL_CTX(pAdapter), |
| 2007 | WNI_CFG_OPERATIONAL_RATE_SET, |
| 2008 | OperationalRates, |
| 2009 | &ORLeng)) { |
| 2010 | hddLog(LOGE, FL("cfg get returned failure")); |
| 2011 | /*To keep GUI happy */ |
| 2012 | return 0; |
| 2013 | } |
| 2014 | |
| 2015 | for (i = 0; i < ORLeng; i++) { |
| 2016 | for (j = 0; |
| 2017 | j < ARRAY_SIZE(supported_data_rate); j++) { |
| 2018 | /* Validate Rate Set */ |
| 2019 | if (supported_data_rate[j].beacon_rate_index == |
| 2020 | (OperationalRates[i] & 0x7F)) { |
| 2021 | currentRate = |
| 2022 | supported_data_rate[j]. |
| 2023 | supported_rate[rssidx]; |
| 2024 | break; |
| 2025 | } |
| 2026 | } |
| 2027 | /* Update MAX rate */ |
| 2028 | maxRate = |
| 2029 | (currentRate > maxRate) ? currentRate : maxRate; |
| 2030 | } |
| 2031 | |
| 2032 | /* Get Extended Rate Set */ |
| 2033 | if (0 != |
| 2034 | sme_cfg_get_str(WLAN_HDD_GET_HAL_CTX(pAdapter), |
| 2035 | WNI_CFG_EXTENDED_OPERATIONAL_RATE_SET, |
| 2036 | ExtendedRates, &ERLeng)) { |
| 2037 | hddLog(LOGE, FL("cfg get returned failure")); |
| 2038 | /*To keep GUI happy */ |
| 2039 | return 0; |
| 2040 | } |
| 2041 | |
| 2042 | for (i = 0; i < ERLeng; i++) { |
| 2043 | for (j = 0; |
| 2044 | j < ARRAY_SIZE(supported_data_rate); j++) { |
| 2045 | if (supported_data_rate[j].beacon_rate_index == |
| 2046 | (ExtendedRates[i] & 0x7F)) { |
| 2047 | currentRate = |
| 2048 | supported_data_rate[j]. |
| 2049 | supported_rate[rssidx]; |
| 2050 | break; |
| 2051 | } |
| 2052 | } |
| 2053 | /* Update MAX rate */ |
| 2054 | maxRate = |
| 2055 | (currentRate > maxRate) ? currentRate : maxRate; |
| 2056 | } |
| 2057 | /* Get MCS Rate Set -- |
| 2058 | Only if we are connected in non legacy mode and not reporting |
| 2059 | actual speed */ |
| 2060 | if ((3 != rssidx) && !(rate_flags & eHAL_TX_RATE_LEGACY)) { |
| 2061 | if (0 != |
| 2062 | sme_cfg_get_str(WLAN_HDD_GET_HAL_CTX(pAdapter), |
| 2063 | WNI_CFG_CURRENT_MCS_SET, MCSRates, |
| 2064 | &MCSLeng)) { |
| 2065 | hddLog(LOGE, FL("cfg get returned failure")); |
| 2066 | /*To keep GUI happy */ |
| 2067 | return 0; |
| 2068 | } |
| 2069 | rateFlag = 0; |
| 2070 | #ifdef WLAN_FEATURE_11AC |
| 2071 | supported_vht_mcs_rate = |
| 2072 | (struct index_vht_data_rate_type *) |
| 2073 | ((nss == |
| 2074 | 1) ? &supported_vht_mcs_rate_nss1 : |
| 2075 | &supported_vht_mcs_rate_nss2); |
| 2076 | |
| 2077 | if (rate_flags & eHAL_TX_RATE_VHT80) |
| 2078 | mode = 2; |
| 2079 | else if ((rate_flags & eHAL_TX_RATE_VHT40) || |
| 2080 | (rate_flags & eHAL_TX_RATE_HT40)) |
| 2081 | mode = 1; |
| 2082 | else |
| 2083 | mode = 0; |
| 2084 | |
| 2085 | /* VHT80 rate has seperate rate table */ |
| 2086 | if (rate_flags & |
| 2087 | (eHAL_TX_RATE_VHT20 | eHAL_TX_RATE_VHT40 | |
| 2088 | eHAL_TX_RATE_VHT80)) { |
| 2089 | sme_cfg_get_int(WLAN_HDD_GET_HAL_CTX(pAdapter), |
| 2090 | WNI_CFG_VHT_TX_MCS_MAP, |
| 2091 | &vht_mcs_map); |
| 2092 | vhtMaxMcs = (enum eDataRate11ACMaxMcs) |
| 2093 | (vht_mcs_map & DATA_RATE_11AC_MCS_MASK); |
| 2094 | if (rate_flags & eHAL_TX_RATE_SGI) |
| 2095 | rateFlag |= 1; |
| 2096 | if (DATA_RATE_11AC_MAX_MCS_7 == vhtMaxMcs) |
| 2097 | maxMCSIdx = 7; |
| 2098 | else if (DATA_RATE_11AC_MAX_MCS_8 == |
| 2099 | vhtMaxMcs) |
| 2100 | maxMCSIdx = 8; |
| 2101 | else if (DATA_RATE_11AC_MAX_MCS_9 == |
| 2102 | vhtMaxMcs) { |
| 2103 | /* VHT20 is supporting 0~8 */ |
| 2104 | if (rate_flags & eHAL_TX_RATE_VHT20) |
| 2105 | maxMCSIdx = 8; |
| 2106 | else |
| 2107 | maxMCSIdx = 9; |
| 2108 | } |
| 2109 | |
| 2110 | if (rssidx != 0) { |
| 2111 | for (i = 0; i <= maxMCSIdx; i++) { |
| 2112 | if (sinfo->signal <= |
| 2113 | rssi_mcs_tbl[mode][i]) { |
| 2114 | maxMCSIdx = i; |
| 2115 | break; |
| 2116 | } |
| 2117 | } |
| 2118 | } |
| 2119 | |
| 2120 | if (rate_flags & eHAL_TX_RATE_VHT80) { |
| 2121 | currentRate = |
| 2122 | supported_vht_mcs_rate[pAdapter-> |
| 2123 | hdd_stats.ClassA_stat.mcs_index]. |
| 2124 | supported_VHT80_rate[rateFlag]; |
| 2125 | maxRate = |
| 2126 | supported_vht_mcs_rate[maxMCSIdx]. |
| 2127 | supported_VHT80_rate[rateFlag]; |
| 2128 | } else if (rate_flags & eHAL_TX_RATE_VHT40) { |
| 2129 | currentRate = |
| 2130 | supported_vht_mcs_rate[pAdapter-> |
| 2131 | hdd_stats.ClassA_stat.mcs_index]. |
| 2132 | supported_VHT40_rate[rateFlag]; |
| 2133 | maxRate = |
| 2134 | supported_vht_mcs_rate[maxMCSIdx]. |
| 2135 | supported_VHT40_rate[rateFlag]; |
| 2136 | } else if (rate_flags & eHAL_TX_RATE_VHT20) { |
| 2137 | currentRate = |
| 2138 | supported_vht_mcs_rate[pAdapter-> |
| 2139 | hdd_stats.ClassA_stat.mcs_index]. |
| 2140 | supported_VHT20_rate[rateFlag]; |
| 2141 | maxRate = |
| 2142 | supported_vht_mcs_rate[maxMCSIdx]. |
| 2143 | supported_VHT20_rate[rateFlag]; |
| 2144 | } |
| 2145 | |
| 2146 | maxSpeedMCS = 1; |
| 2147 | if (currentRate > maxRate) |
| 2148 | maxRate = currentRate; |
| 2149 | |
| 2150 | } else |
| 2151 | #endif /* WLAN_FEATURE_11AC */ |
| 2152 | { |
| 2153 | if (rate_flags & eHAL_TX_RATE_HT40) |
| 2154 | rateFlag |= 1; |
| 2155 | if (rate_flags & eHAL_TX_RATE_SGI) |
| 2156 | rateFlag |= 2; |
| 2157 | |
| 2158 | supported_mcs_rate = |
| 2159 | (struct index_data_rate_type *) |
| 2160 | ((nss == |
| 2161 | 1) ? &supported_mcs_rate_nss1 : |
| 2162 | &supported_mcs_rate_nss2); |
| 2163 | |
| 2164 | maxHtIdx = MAX_HT_MCS_IDX; |
| 2165 | if (rssidx != 0) { |
| 2166 | for (i = 0; i < MAX_HT_MCS_IDX; i++) { |
| 2167 | if (sinfo->signal <= |
| 2168 | rssi_mcs_tbl[mode][i]) { |
| 2169 | maxHtIdx = i + 1; |
| 2170 | break; |
| 2171 | } |
| 2172 | } |
| 2173 | } |
| 2174 | |
| 2175 | for (i = 0; i < MCSLeng; i++) { |
| 2176 | for (j = 0; j < maxHtIdx; j++) { |
| 2177 | if (supported_mcs_rate[j]. |
| 2178 | beacon_rate_index == |
| 2179 | MCSRates[i]) { |
| 2180 | currentRate = |
| 2181 | supported_mcs_rate[j]. |
| 2182 | supported_rate |
| 2183 | [rateFlag]; |
Hanumantha Reddy Pothula | 616dfbe | 2015-10-01 14:14:46 +0530 | [diff] [blame] | 2184 | maxMCSIdx = |
| 2185 | supported_mcs_rate[j]. |
| 2186 | beacon_rate_index; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2187 | break; |
| 2188 | } |
| 2189 | } |
| 2190 | |
| 2191 | if ((j < MAX_HT_MCS_IDX) |
| 2192 | && (currentRate > maxRate)) { |
| 2193 | maxRate = currentRate; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2194 | } |
Hanumantha Reddy Pothula | 616dfbe | 2015-10-01 14:14:46 +0530 | [diff] [blame] | 2195 | maxSpeedMCS = 1; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2196 | } |
| 2197 | } |
| 2198 | } |
| 2199 | |
| 2200 | else if (!(rate_flags & eHAL_TX_RATE_LEGACY)) { |
| 2201 | maxRate = myRate; |
| 2202 | maxSpeedMCS = 1; |
| 2203 | maxMCSIdx = pAdapter->hdd_stats.ClassA_stat.mcs_index; |
| 2204 | } |
| 2205 | /* report a value at least as big as current rate */ |
| 2206 | if ((maxRate < myRate) || (0 == maxRate)) { |
| 2207 | maxRate = myRate; |
| 2208 | if (rate_flags & eHAL_TX_RATE_LEGACY) { |
| 2209 | maxSpeedMCS = 0; |
| 2210 | } else { |
| 2211 | maxSpeedMCS = 1; |
| 2212 | maxMCSIdx = |
| 2213 | pAdapter->hdd_stats.ClassA_stat.mcs_index; |
| 2214 | } |
| 2215 | } |
| 2216 | |
| 2217 | if (rate_flags & eHAL_TX_RATE_LEGACY) { |
| 2218 | sinfo->txrate.legacy = maxRate; |
| 2219 | #ifdef LINKSPEED_DEBUG_ENABLED |
| 2220 | pr_info("Reporting legacy rate %d\n", |
| 2221 | sinfo->txrate.legacy); |
| 2222 | #endif /* LINKSPEED_DEBUG_ENABLED */ |
| 2223 | } else { |
| 2224 | sinfo->txrate.mcs = maxMCSIdx; |
| 2225 | #ifdef WLAN_FEATURE_11AC |
| 2226 | sinfo->txrate.nss = nss; |
| 2227 | if (rate_flags & eHAL_TX_RATE_VHT80) { |
| 2228 | sinfo->txrate.flags |= RATE_INFO_FLAGS_VHT_MCS; |
| 2229 | sinfo->txrate.flags |= |
| 2230 | RATE_INFO_FLAGS_80_MHZ_WIDTH; |
| 2231 | } else if (rate_flags & eHAL_TX_RATE_VHT40) { |
| 2232 | sinfo->txrate.flags |= RATE_INFO_FLAGS_VHT_MCS; |
| 2233 | sinfo->txrate.flags |= |
| 2234 | RATE_INFO_FLAGS_40_MHZ_WIDTH; |
| 2235 | } else if (rate_flags & eHAL_TX_RATE_VHT20) { |
| 2236 | sinfo->txrate.flags |= RATE_INFO_FLAGS_VHT_MCS; |
| 2237 | } else |
| 2238 | sinfo->txrate.flags |= RATE_INFO_FLAGS_VHT_MCS; |
| 2239 | #endif /* WLAN_FEATURE_11AC */ |
| 2240 | if (rate_flags & |
| 2241 | (eHAL_TX_RATE_HT20 | eHAL_TX_RATE_HT40)) { |
| 2242 | sinfo->txrate.flags |= RATE_INFO_FLAGS_MCS; |
| 2243 | if (rate_flags & eHAL_TX_RATE_HT40) { |
| 2244 | sinfo->txrate.flags |= |
| 2245 | RATE_INFO_FLAGS_40_MHZ_WIDTH; |
| 2246 | } |
| 2247 | } |
| 2248 | if (rate_flags & eHAL_TX_RATE_SGI) { |
| 2249 | if (! |
| 2250 | (sinfo->txrate. |
| 2251 | flags & RATE_INFO_FLAGS_VHT_MCS)) |
| 2252 | sinfo->txrate.flags |= |
| 2253 | RATE_INFO_FLAGS_MCS; |
| 2254 | sinfo->txrate.flags |= RATE_INFO_FLAGS_SHORT_GI; |
| 2255 | } |
| 2256 | #ifdef LINKSPEED_DEBUG_ENABLED |
| 2257 | pr_info("Reporting MCS rate %d flags %x\n", |
| 2258 | sinfo->txrate.mcs, sinfo->txrate.flags); |
| 2259 | #endif /* LINKSPEED_DEBUG_ENABLED */ |
| 2260 | } |
| 2261 | } else { |
| 2262 | /* report current rate instead of max rate */ |
| 2263 | |
| 2264 | if (rate_flags & eHAL_TX_RATE_LEGACY) { |
| 2265 | /* provide to the UI in units of 100kbps */ |
| 2266 | sinfo->txrate.legacy = myRate; |
| 2267 | #ifdef LINKSPEED_DEBUG_ENABLED |
| 2268 | pr_info("Reporting actual legacy rate %d\n", |
| 2269 | sinfo->txrate.legacy); |
| 2270 | #endif /* LINKSPEED_DEBUG_ENABLED */ |
| 2271 | } else { |
| 2272 | /* must be MCS */ |
| 2273 | sinfo->txrate.mcs = |
| 2274 | pAdapter->hdd_stats.ClassA_stat.mcs_index; |
| 2275 | #ifdef WLAN_FEATURE_11AC |
| 2276 | sinfo->txrate.nss = nss; |
| 2277 | sinfo->txrate.flags |= RATE_INFO_FLAGS_VHT_MCS; |
| 2278 | if (rate_flags & eHAL_TX_RATE_VHT80) { |
| 2279 | sinfo->txrate.flags |= |
| 2280 | RATE_INFO_FLAGS_80_MHZ_WIDTH; |
| 2281 | } else if (rate_flags & eHAL_TX_RATE_VHT40) { |
| 2282 | sinfo->txrate.flags |= |
| 2283 | RATE_INFO_FLAGS_40_MHZ_WIDTH; |
| 2284 | } |
| 2285 | #endif /* WLAN_FEATURE_11AC */ |
| 2286 | if (rate_flags & |
| 2287 | (eHAL_TX_RATE_HT20 | eHAL_TX_RATE_HT40)) { |
| 2288 | sinfo->txrate.flags |= RATE_INFO_FLAGS_MCS; |
| 2289 | if (rate_flags & eHAL_TX_RATE_HT40) { |
| 2290 | sinfo->txrate.flags |= |
| 2291 | RATE_INFO_FLAGS_40_MHZ_WIDTH; |
| 2292 | } |
| 2293 | } |
| 2294 | if (rate_flags & eHAL_TX_RATE_SGI) { |
| 2295 | sinfo->txrate.flags |= RATE_INFO_FLAGS_MCS; |
| 2296 | sinfo->txrate.flags |= RATE_INFO_FLAGS_SHORT_GI; |
| 2297 | } |
| 2298 | #ifdef LINKSPEED_DEBUG_ENABLED |
| 2299 | pr_info("Reporting actual MCS rate %d flags %x\n", |
| 2300 | sinfo->txrate.mcs, sinfo->txrate.flags); |
| 2301 | #endif /* LINKSPEED_DEBUG_ENABLED */ |
| 2302 | } |
| 2303 | } |
| 2304 | sinfo->filled |= STATION_INFO_TX_BITRATE; |
| 2305 | |
| 2306 | sinfo->tx_bytes = pAdapter->stats.tx_bytes; |
| 2307 | sinfo->filled |= STATION_INFO_TX_BYTES; |
| 2308 | |
| 2309 | sinfo->tx_packets = |
| 2310 | pAdapter->hdd_stats.summary_stat.tx_frm_cnt[0] + |
| 2311 | pAdapter->hdd_stats.summary_stat.tx_frm_cnt[1] + |
| 2312 | pAdapter->hdd_stats.summary_stat.tx_frm_cnt[2] + |
| 2313 | pAdapter->hdd_stats.summary_stat.tx_frm_cnt[3]; |
| 2314 | |
| 2315 | sinfo->tx_retries = |
| 2316 | pAdapter->hdd_stats.summary_stat.retry_cnt[0] + |
| 2317 | pAdapter->hdd_stats.summary_stat.retry_cnt[1] + |
| 2318 | pAdapter->hdd_stats.summary_stat.retry_cnt[2] + |
| 2319 | pAdapter->hdd_stats.summary_stat.retry_cnt[3]; |
| 2320 | |
| 2321 | sinfo->tx_failed = |
| 2322 | pAdapter->hdd_stats.summary_stat.fail_cnt[0] + |
| 2323 | pAdapter->hdd_stats.summary_stat.fail_cnt[1] + |
| 2324 | pAdapter->hdd_stats.summary_stat.fail_cnt[2] + |
| 2325 | pAdapter->hdd_stats.summary_stat.fail_cnt[3]; |
| 2326 | |
| 2327 | sinfo->filled |= |
| 2328 | STATION_INFO_TX_PACKETS | |
| 2329 | STATION_INFO_TX_RETRIES | STATION_INFO_TX_FAILED; |
| 2330 | |
| 2331 | sinfo->rx_bytes = pAdapter->stats.rx_bytes; |
| 2332 | sinfo->filled |= STATION_INFO_RX_BYTES; |
| 2333 | |
| 2334 | sinfo->rx_packets = pAdapter->stats.rx_packets; |
| 2335 | sinfo->filled |= STATION_INFO_RX_PACKETS; |
| 2336 | |
| 2337 | MTRACE(cdf_trace(CDF_MODULE_ID_HDD, |
| 2338 | TRACE_CODE_HDD_CFG80211_GET_STA, |
| 2339 | pAdapter->sessionId, maxRate)); |
| 2340 | EXIT(); |
| 2341 | return 0; |
| 2342 | } |
| 2343 | |
| 2344 | /** |
| 2345 | * wlan_hdd_cfg80211_get_station() - get station statistics |
| 2346 | * @wiphy: Pointer to wiphy |
| 2347 | * @dev: Pointer to network device |
| 2348 | * @mac: Pointer to mac |
| 2349 | * @sinfo: Pointer to station info |
| 2350 | * |
| 2351 | * Return: 0 for success, non-zero for failure |
| 2352 | */ |
| 2353 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 16, 0)) |
| 2354 | int wlan_hdd_cfg80211_get_station(struct wiphy *wiphy, |
| 2355 | struct net_device *dev, const uint8_t *mac, |
| 2356 | struct station_info *sinfo) |
| 2357 | #else |
| 2358 | int wlan_hdd_cfg80211_get_station(struct wiphy *wiphy, |
| 2359 | struct net_device *dev, uint8_t *mac, |
| 2360 | struct station_info *sinfo) |
| 2361 | #endif |
| 2362 | { |
| 2363 | int ret; |
| 2364 | |
| 2365 | cds_ssr_protect(__func__); |
| 2366 | ret = __wlan_hdd_cfg80211_get_station(wiphy, dev, mac, sinfo); |
| 2367 | cds_ssr_unprotect(__func__); |
| 2368 | |
| 2369 | return ret; |
| 2370 | } |
| 2371 | |
| 2372 | /** |
| 2373 | * hdd_get_stats() - Function to retrieve interface statistics |
| 2374 | * @dev: pointer to network device |
| 2375 | * |
| 2376 | * This function is the ndo_get_stats method for all netdevs |
| 2377 | * registered with the kernel |
| 2378 | * |
| 2379 | * Return: pointer to net_device_stats structure |
| 2380 | */ |
| 2381 | struct net_device_stats *hdd_get_stats(struct net_device *dev) |
| 2382 | { |
| 2383 | hdd_adapter_t *adapter = WLAN_HDD_GET_PRIV_PTR(dev); |
| 2384 | |
| 2385 | return &adapter->stats; |
| 2386 | } |
| 2387 | /** |
| 2388 | * __wlan_hdd_cfg80211_dump_survey() - get survey related info |
| 2389 | * @wiphy: Pointer to wiphy |
| 2390 | * @dev: Pointer to network device |
| 2391 | * @idx: Index |
| 2392 | * @survey: Pointer to survey info |
| 2393 | * |
| 2394 | * Return: 0 for success, non-zero for failure |
| 2395 | */ |
| 2396 | static int __wlan_hdd_cfg80211_dump_survey(struct wiphy *wiphy, |
| 2397 | struct net_device *dev, |
| 2398 | int idx, struct survey_info *survey) |
| 2399 | { |
| 2400 | hdd_adapter_t *pAdapter = WLAN_HDD_GET_PRIV_PTR(dev); |
| 2401 | hdd_context_t *pHddCtx; |
| 2402 | hdd_station_ctx_t *pHddStaCtx; |
| 2403 | tHalHandle halHandle; |
| 2404 | uint32_t channel = 0, freq = 0; /* Initialization Required */ |
| 2405 | int8_t snr, rssi; |
| 2406 | int status, i, j, filled = 0; |
| 2407 | |
| 2408 | ENTER(); |
| 2409 | |
| 2410 | if (CDF_FTM_MODE == hdd_get_conparam()) { |
| 2411 | hddLog(LOGE, FL("Command not allowed in FTM mode")); |
| 2412 | return -EINVAL; |
| 2413 | } |
| 2414 | |
| 2415 | pHddCtx = WLAN_HDD_GET_CTX(pAdapter); |
| 2416 | status = wlan_hdd_validate_context(pHddCtx); |
| 2417 | |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 2418 | if (0 != status) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2419 | return status; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2420 | |
| 2421 | pHddStaCtx = WLAN_HDD_GET_STATION_CTX_PTR(pAdapter); |
| 2422 | |
| 2423 | if (0 == pHddCtx->config->fEnableSNRMonitoring || |
| 2424 | 0 != pAdapter->survey_idx || |
| 2425 | eConnectionState_Associated != pHddStaCtx->conn_info.connState) { |
| 2426 | /* The survey dump ops when implemented completely is expected |
| 2427 | * to return a survey of all channels and the ops is called by |
| 2428 | * the kernel with incremental values of the argument 'idx' |
| 2429 | * till it returns -ENONET. But we can only support the survey |
| 2430 | * for the operating channel for now. survey_idx is used to |
| 2431 | * track that the ops is called only once and then return |
| 2432 | * -ENONET for the next iteration |
| 2433 | */ |
| 2434 | pAdapter->survey_idx = 0; |
| 2435 | return -ENONET; |
| 2436 | } |
| 2437 | |
| 2438 | if (!pHddStaCtx->hdd_ReassocScenario) { |
| 2439 | hdd_err("Roaming in progress, hence return"); |
| 2440 | return -ENONET; |
| 2441 | } |
| 2442 | |
| 2443 | halHandle = WLAN_HDD_GET_HAL_CTX(pAdapter); |
| 2444 | |
| 2445 | wlan_hdd_get_snr(pAdapter, &snr); |
| 2446 | wlan_hdd_get_rssi(pAdapter, &rssi); |
| 2447 | |
Sreelakshmi Konamki | 6744cff | 2015-09-07 12:10:39 +0530 | [diff] [blame] | 2448 | MTRACE(cdf_trace(CDF_MODULE_ID_HDD, |
| 2449 | TRACE_CODE_HDD_CFG80211_DUMP_SURVEY, |
| 2450 | pAdapter->sessionId, pAdapter->device_mode)); |
| 2451 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2452 | sme_get_operation_channel(halHandle, &channel, pAdapter->sessionId); |
| 2453 | hdd_wlan_get_freq(channel, &freq); |
| 2454 | |
| 2455 | for (i = 0; i < IEEE80211_NUM_BANDS; i++) { |
Srinivas Girigowda | f2599dd | 2015-11-16 18:20:46 -0800 | [diff] [blame^] | 2456 | if (NULL == wiphy->bands[i]) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2457 | continue; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2458 | |
| 2459 | for (j = 0; j < wiphy->bands[i]->n_channels; j++) { |
| 2460 | struct ieee80211_supported_band *band = wiphy->bands[i]; |
| 2461 | |
| 2462 | if (band->channels[j].center_freq == (uint16_t) freq) { |
| 2463 | survey->channel = &band->channels[j]; |
| 2464 | /* The Rx BDs contain SNR values in dB for the |
| 2465 | * received frames while the supplicant expects |
| 2466 | * noise. So we calculate and return the value |
| 2467 | * of noise (dBm) |
| 2468 | * SNR (dB) = RSSI (dBm) - NOISE (dBm) |
| 2469 | */ |
| 2470 | survey->noise = rssi - snr; |
| 2471 | survey->filled = SURVEY_INFO_NOISE_DBM; |
| 2472 | filled = 1; |
| 2473 | } |
| 2474 | } |
| 2475 | } |
| 2476 | |
| 2477 | if (filled) |
| 2478 | pAdapter->survey_idx = 1; |
| 2479 | else { |
| 2480 | pAdapter->survey_idx = 0; |
| 2481 | return -ENONET; |
| 2482 | } |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 2483 | EXIT(); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2484 | return 0; |
| 2485 | } |
| 2486 | |
| 2487 | /** |
| 2488 | * wlan_hdd_cfg80211_dump_survey() - get survey related info |
| 2489 | * @wiphy: Pointer to wiphy |
| 2490 | * @dev: Pointer to network device |
| 2491 | * @idx: Index |
| 2492 | * @survey: Pointer to survey info |
| 2493 | * |
| 2494 | * Return: 0 for success, non-zero for failure |
| 2495 | */ |
| 2496 | int wlan_hdd_cfg80211_dump_survey(struct wiphy *wiphy, |
| 2497 | struct net_device *dev, |
| 2498 | int idx, struct survey_info *survey) |
| 2499 | { |
| 2500 | int ret; |
| 2501 | |
| 2502 | cds_ssr_protect(__func__); |
| 2503 | ret = __wlan_hdd_cfg80211_dump_survey(wiphy, dev, idx, survey); |
| 2504 | cds_ssr_unprotect(__func__); |
| 2505 | |
| 2506 | return ret; |
| 2507 | } |
| 2508 | /** |
| 2509 | * hdd_init_ll_stats_ctx() - initialize link layer stats context |
| 2510 | * |
| 2511 | * Return: none |
| 2512 | */ |
| 2513 | inline void hdd_init_ll_stats_ctx(void) |
| 2514 | { |
| 2515 | spin_lock_init(&ll_stats_context.context_lock); |
| 2516 | init_completion(&ll_stats_context.response_event); |
| 2517 | ll_stats_context.request_bitmap = 0; |
| 2518 | |
| 2519 | return; |
| 2520 | } |